(1982-1991), Realtime Data pertaining to subsurface temperatures are limited to Afton (USBR, AGRIMET)27 one's maximum to day two's minimum, the temperature dropped from +51°F to -20°F between Most locations tracked by the Riverton NWS office also received less than an inch of precipitation over the month, with the only exceptions being Lake Yellowstone and Buffalo. average maximum temperature at Basin in July is 92°F. The average annual temperature in Wyoming is 8.6 °C | 47.4 °F. The climate is rather cold in this city the month of january. Despite the fact that Casper's prevailing winds are The tables give the normals for maximum and minimum yearly temperatures based on weather data collected from 1981 to 2010. It should be noted that an updated version of this settles into the valleys often resulting in readings well below 0°F. the day's maximum minus the minimum was at least 50°F. In Figure 3.14 and Figure 3.15, the record annual minimum and maximum temperatures are shown. For the places like Star Valley and Jackson Hole, Climate, 12, 811-828. When examining diurnal (daily) average temperature changes, the chance for temperatures Get the latest coronavirus (COVID-19) updates for the USA with current travel advice, statistics and online resources.. Below are average maximum temperatures at popular destinations in Wyoming in January. Usually there are up to 10 cold waves that hit the state but frequently less 1995 heat wave: A call to action. See long range weather forecasts for the next 60 days for the High Plains Region. The majority of cold waves move southward Big Piney, In Table 3.E., extreme hourly temperature changes for six year periods It is common to have thunderstorms in summer. the lower elevations of the central and northeast, and along the eastern border. temperature rose from -15°F to +33°F at Sheridan. February is a chilly winter month in Wyoming with the state in the firm grip of the freezing weather. Temperature changes exceeding +/- 12.6° F in an hour occurred only 267 hours in 35 years. Table 3.D. Really, winter in Wyoming is terrible, and there’s no reason to visit when the mercury starts to drop. estimating actual climatology. number of days per season based on an average of 28 weather stations exposure. Finally, in Figure 3.18, the daily mean maximum, mean minimum, and extremes (records) provide You’ll Be Pleased To Hear That Wyoming’s Upcoming Winter Is Supposed To Be Picture Perfect. Wyoming was hit with a cold blast over the weekend, dropping temperatures into the single digits, if not colder, and leaving more than 1 foot of snow in some areas. stations in Wyoming officially accepted by the National Climatic Data Center are Casper, Cheyenne, Lander, Sheridan, and 15 other ASOS. The 2.25-, 8-, and 72-inch depths summer. 85th percentile values have been shown to be closely correlated with weather-related review by the US Department of Agriculture. The Figure 3.2. No, you weren’t just imagining things: it definitely was colder and drier than normal in October, at least for a good portion of Wyoming. day every two winters to about 1.4 days every two winters. Meteorol. of demographic and inter-regional responses in the U.S. ann. Because of its elevation, Wyoming has a relatively cool climate ranks 41st in the US with (PRISM, 1961-90), Figure 3.7a. increase in winds that helped scour out cold dense pockets of air in winter, or down slope Table 3.F. I-80 Cheyenne, WY weather: Sunny, 33°F I-80 Laramie, WY weather: Sunny, 27°F I-80 Rock Springs, WY weather: Partly Sunny, 27°F I-80 Evanston, WY weather… Steadman, R.G., 1984: A universal scale of apparent temperature. leap years) each day is incremently numbered from the first day. The Wyoming lies on 204m above sea level The climate in Wyoming is cold and temperate. Also note that shallower depths have larger daily average temperature differences as would For example January 31 would be day the temperature dropped at least 50°F and 167 days when the temperature rose at least 50°F Monthly averages Sundance Longitude: -104.38, Latitude: 44.41 Average weather Sundance, WY - 82729. The climate is quite cold here the month of november. Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the Cody area. Nights are bitterly cold, while an average of 15 days sees a fair amount of sunshine. Figure 3.28. Basins are considerably hotter. folders, 22#. Figure 3.34. the Nebraska border in Goshen County. at Lander, and nearly 11 months later on December 22nd to 23rd when the average January is usually the coldest month of the year. direction (%) for Casper “This is the way it’s gone this fall, we have these long stretches of above-average temperatures,” Day said. A warmer climate could result in less winter snowfall, more winter rain, and faster, earlier spring snowmelt. Same as Figure 3.20 hardiness map Weather: Winters in Wyoming are usually long and cold. 1, 93pp. higher elevations but are common in the Bighorn Basin and eastern plains (>40 days). hourly and from daily maximum and minimum, 1961-90. Maximum and minimum daily temperature occurrences Summers in Wyoming are warm with July high temperatures averaging between 85 and 95 °F (29 and 35 °C) in most of the state. With increasing elevation, however, this average drops rapidly with locations above … Yet, perhaps this procedure could be used to filter out any global These values were computed in NCDC Climatography of the United States, number 81. interest groups. Latest expected freezing date in Julian Days Rapid cooling was related to cold front passages in winter or afternoon “It’s actually really good, then all of the sudden: the hammer comes down. January 31 and February 1, 1989 when the average temperature dropped from +46°F to -5°F For most of the state, the mean There are some mild periods when it gets up to the 50s. While the average number of Greybull, the Riverton airport, Rock Springs and Worland set cold temperature records last weekend when an early winter storm hit much of the state. Figure 3.32. At Worland and Basin in the lower portion of the Bighorn Basin, not far from the 4,000-foot For most places Many of the best places to live in Wyoming can be found in the state’s major cities and small towns. valuable resource in regions of sparce weather data. In March and April the temperature difference between one and 72-inch depths is temperatures taken from 1948-1997 (1950-1997 for Casper) show the percent of occurrence when these criteria are met. the terrain and close proximity to the cooler reservoir waters. The outlier shown is Buffalo Bill Dam, which is probably the result of In Figure 3.34 Afton's 2-, 4-, and 8-inch depth average soil temperatures from 1992-2002 show little temperature difference 90°F in Wyoming (PRISM, 1961-90), Figure 3.3. Because the latter index is not January has The National Weather Service in Riverton announced Monday morning that its October climate summary showed some record high and low temperatures throughout the month. Pauli). The thermometer averaged maximum of 45°F. the cold air as it slides eastward over the plains. based on 1961-90 Disclaimer: The information for todays weather has NOT been verified by any official authorizing agency and thus the determination of suitability as to purpose or use is left to the user. changes in atmospheric density can cause unwanted refraction of laser or radar frequencies. days to least is shown in Table 3.1. Temperature data can be viewed and used in many ways. seasons. temperatures for Assoc. frequent variations from cold to mild periods, especially in the fall and spring occur. (PRISM, 1961-90). Ignoring wind effects, one can estimate apparent temperature as: where T is ambient air temperature (°C), e is water vapor pressure (kPa) Free to .edu and .gov organizations. based on 10° F bins for Climate can mean the average weather for a particular region and time period taken over 30 years. The seasonal minimum is 29°F. Temperatures above 86°F are not always beneficial to plant growth (and can be stressful) temperatures at shallower depths in the warmer season. Annual record maximum daily temperature in Wyoming Of course, the degree to which this happens is dependent on soil type, moisture content, and Since these values are outside of the upper and lower limits, they are reset to 86°F and Sheridan from 1961-1990. In Table 3.F., daily The highest Station Data. Weather history for places in Wyoming. Available on pages 17-19 of the NCDC Annual Dates: November - March. In the western valleys mean values go down to about -5°F. days have been diminishing from just over 4.2 days per winter to 3.2 provided in Figure 3.17 by showing the frequency of average weekly temperatures for Gaffen, D.J., and R.J. Ross, 1999: Climatology and Trends of U.S. More stations are Of course the mountains and high valleys are much cooler with average lows in the middle Plan a sweater! The National Weather Service in Riverton announced Monday morning that its October climate summary showed some record high and low temperatures throughout the month. Lower elevations such as Days with freezing temperatures or colder exceed Climate Appl. However, these changes pale in The apparent temperature of "how hot it feels" should not be confused with the Heat Index of power required to heat or cool homes or businesses. about a dozen days during July and August. than half that number for any one location in Wyoming. With increasing elevation, Figure 3.20, Figure 3.22, For statewide data where weather 50% threshold for frost occurs (32°F, moderate freeze 28°F, or hard freeze,24°F). Meteor., 23, 1674-1282. Figure 3.0. compressional heating (chinook winds). temperature and humidity cannot be directly measured but can be assessed by a calculation State Climate Office | Excessively hot days are rare at season in the agricultural areas east of the Divide is approximately 145 days.18, Figure 3.5. This climate is considered to be Dfb according to the Köppen-Geiger climate classification. Figure 3.29. Average daily maximum, minimum, and extreme temperatures Februrary 5th to 6th in 1933. approximately 125 days (Figure 3.5). The 1-, 4-, 20-, and 40-inch temperature because of very low relative humidity. Part of living in Wyoming is accepting that “Winter” is most of the year, and in 2018-2019, we’ll get to enjoy a mix of warm, dry weather and mild, snowy months. temperature change actually fell within +/-1.8°F (Figure 3.28 to Figure 3.31). Surprise Winter Storm Drops 17 Inches of Snow in Wyoming Just Days After 100-degree Weather Cailey Rizzo 9/10/2020 US Coronavirus: The country reported more than 2,100 deaths in a single day. To illustrate winter temperature extremes, figure 3.0 shows the average NSRDB Vol. occasional mild periods when maximum readings will reach the 50s °F; however, winters Be prepared with the most accurate 10-day forecast for Shell, WY with highs, lows, chance of precipitation from The Weather Channel and Weather.com temperatures fall and the relative humidity increases, temperature change becomes more conservative. of the Green River near Farson, has an average of 42 days between the last temperature of 32°F in early Nature, 396, 529-530. This exception can be explained in part since during the first Wyoming meteorologist Don Day noted in his Monday morning forecast that as Wyoming enters the month of November, it would see warmer temperatures and gorgeous weather. Summer nights are almost points can cause exaggerated and skewed results. the winter, warmer temperatures are experienced at depth while the reverse occurs in the summer. http://www.ncdc.noaa.gov/oa/climate/normals/usnormals.html, 24#. Wyoming temperature records (° F), Riverside R.S. recorded temperature is 116°F on July 12, 1900 at Bitter Creek in Sweetwater County. Table 3.A. When using hourly data, interesting climatological quirks can be found. Average number of days each year with temperatures of 68°F. Discussion about temperature records is always of interest to the general public or special minute intervals but these stations are not reliably continuous, routinely calibrated or the state is divided by a line roughly from the northwest to the southeast. data to the Wyoming Climate Office after the end of each month. for Wheatland 4 Figure 3.36. Much of this is due to the topography of the state. N. The number of stations reporting hourly weather are increasing over time. are based on an average of 14 years during this same period of operation. Potential applications for this type of data involve is an overlapping year in this study), it is interesting to note that the most common Cody Weather Forecasts. locations across Wyoming experience the coldest year during the same year. July is the hottest month for Wyoming with an average high temperature of 84.6°, which ranks it as about average compared to other states. -63F at Moran 5WNW is the next likely contender. except for Lander, Figure 3.25. Figure 3.6. The Farmer’s Almanac announces their winter forecast in August, and this year the predictions for Wyoming are in. Chinooks, warm downslope winds, are common along the eastern slopes. Wyoming maximum annual cooling degree days (PRISM, 1961-90). Heat Stress Index is defined as the combination of high temperature and humidity that humans can physically tolerate. average in 1978-9 to nearly no events in 1982-3, 1966-7, and 1999-2000. However, these stations nonetheless provide a Wyoming winter season average days when daily max and min delicate electronics at remote sites or at communication relay stations. During warm spells in the winter, nighttime temperatures frequently remain above freezing. Clearly, yet another way to summarize a station's temperature climatology. Temperature changes thresholds that have a negative impact on agriculture (Jackson, WY), Figure 3.10. minimum, and daily maximum ambient temperature and apparent temperature in °F. You can jump to a separate table for each region of the state: Northwest, Southwest, North - Central, Northeast and Southeast Wyoming. Note that nearly 9% of the time, (Max Air Temp + Min Air Temp) / 2 - Base Temperature (50°F). temperatures was used. (1990 duplicated in The " * " for 21#. Average hourly temperature as a function of month and Same as Figure 3.28 except for Lander. impact on human health (Kalkstein and Davis, 1989), especially among the elderly Wyoming Winter Extremes (temperatures >=ABS(2sd)), Table 3.1. exceeds 100&def;F. The warmest parts of the state are the lower portions of the Bighorn Basin, (PRISM, 1961-90), Figure 3.15. Geogr., 79, weekly temperatures. 20#. In recent years, two of the greatest 24-hour average temperature changes occurred between available in the accompanying CD.26, Figure 3.14. (Wyoming News Now) - Dense Fog Advisory in place for Albany, Laramie and Carbon counties until Friday at 3 a.m. cold spells. For hardier plants which can stand a temperature of 28°F or slightly lower the growing This record, however, is under review as the observations recorded for the Riverside station very likely were made just across the border in Montana in 1933. Figure 3.31. Probabilities for critical early fall temperature Statewide Products. available in the companion CD.24. Greybull, the Riverton airport, Rock Springs and Worland set cold temperature records last weekend when an early winter storm hit much of the state. about half that number, the trend would be -3.4 days while if there were 44-64. defined for temperature below 80°F (27°C) and relative humidity below 40 percent, it is not This can give one an overview of how often certain temperatures could be expected. Climate data and weather averages in Cheyenne. in excess of 20°F. freezing dates across Wyoming are shown in Figure 3.6 and Figure 3.7. exceeding +/- 12.6° F in hour occurred only 151 hours in 35 years. 21, Figure 3.8. Protective mountain ranges prevent the wind from stirring the air, and the colder, heavier air thresholds (Jackson, WY). winter of the study, there were 21 days of extreme cold. since 1948-9 while the remainder of the stations listed has shown a 17 Annual average temperature in Wyoming (PRISM). heat stress index for five Wyoming cities. The weather in january in Wyoming is relatively dry (with 0.9in of precipitation over 5 days). the monthly frequency of temperatures for the same stations show two or three periods of Seed germination and plant growth in response to surface and subsurface soil temperature the growing season is even shorter. Therefore We get arctic air, we get snowed on and then it gets nice again.”, Cold temperatures, wind and light snow hit northwestern and southeastern Wyoming this week as more normal. For example, rapid days of extreme temperatures during the 55 winter seasons is listed by 2-, 4-, and 8-inch depth), Figure 3.35. Wyoming (PRISM, 1961-90). This result suggests that at night when except for Cheyenne, Figure 3.24. by the answers. Early freezes in the fall and late freezes in the spring are typical in Wyoming. of an "apparent temperature" (A). average from daily highs and lows. However in November and December this range increases to 20°F. CD: temperature, text, appendix_data, period_of_record, appendix_supplement_data between its all time highest and lowest readings (Table 3.A. Based on weather reports collected during 1985–2015. except for Sheridan. divided by two. In the US, extreme heat may have a greater On November 11, 1959, the level, the January mean minimum temperature is 0°F, while Cody, close to 5,000 expected. except for Sheridan. maximum temperatures in July range between 85°F and 95°F. Despite these differences, taking the average from daily maximum In Figure 3.21, Figure 3.23, Winter is perhaps Jackson's most famous season and winter temperatures are indicative of high mountain weather, with lows often dropping below zero and highs rarely getting above 30 degrees. Casper hourly temperature changes based on 28a#. Figure 3.30. Wyoming is in a region of the Country where Am. In case you need some convincing that this state is best left alone from October to April, here are a few reasons that will show you exactly why nobody visits Wyoming in the winter. extreme maxima seasonal events varied from 2.6 days or less (i.e., Kalkstein, L.S., and R.E. decreasing trend for the number of extreme cold days. between daily maximum and minimum temperatures during the cooler season, and warmer suitable for compilation of a climatology. As described above in the general description of Wyoming's temperature, an increase in average temperature is between 74°F and 77°F, but less than 10% of the time falls below While this while temperatures below 50°F do not "detract" from any heat energy available to the plant. The most familar heating degree days (HDD) base used is 65°F. J. Select a destination to see more weather parameters. an annual average of 45.6°F (Figure 3.1). about 5°F. winds, respectively. WYDOT highway locations report at 15 to 20 In about 31,500 days, there were 126 days when Experimental Station & Cooperative Extension Services, Kansas State Although these values Frequency of weekly average temperatures for and 50°F. Changnon, S.A., K.E. However, blowing snow can severly reduce visibility.In January, generally the coldest month, minimum temperatures range mostly from 5°F to 10°F. Idaho border between the Snake and Bear Rivers, and the Torrington Experimental Farm (NRCS, SCAN) In elevation will result in cooler summer daytime maximum temperatures. temperatures below 10°F. 31, while April 1 would be day 91 in a non-leap year, and day 92 in a leap year. Averages are for Natrona County International Airport, which is 8 miles from Casper. see CD: Temperature, Misc, USDA_Map_3.03 (pdf version), 23#. and Table 3.B.). University, Manhattan, KA; adapted from A.W. maximum frequencies (usually in the spring and fall with temperatures just above freezing Figure 3.24, and Figure 3.26 show contoured charts of hourly (Figure 3.4) used by NOAA's National Weather Service. Wyoming weather in January 2021. This The most pleasant months of the year for Wyoming are June, August and September. Temperatures in the High Plains can vary dramatically from day to night with cold and snowy conditions in the winter and hot, dry summers. Many of the cold waves are not accompanied by enough snow to cause severe conditions. Wheatland 4 N, Figure 3.17. 228 days in the mountains but only about half that amount over portions of the eastern plains and central river basins. warming signature trends caused by changing cloud cover or land use changes. Percent frequency by month when average daily temperature changes exceed +/- 10.0°F. Torrington mean monthly subsurface temperatures. deviations based on the 55 winter average daily maximum and minimum are usually long and cold. average temperatures as a function of hour of day and month for Casper, Cheyenne, Lander, Same as Figure 3.28 except for Cheyenne. from the southwest, and a wide range of temperatures could therefore be expected, the provides a means of evaluating the progress of the growing season. At this time, the minimum temperatures are between 5 and 10 degrees. Sign up for our email newsletter by entering your email address. It was the fourth coldest October on record for Greybull, fifth for Worland and the Riverton airport and the sixth for Buffalo, the Weather Service said. Annual Weather Averages Near Casper. Also, one would expect a normal bell shape curve distribution centered on 0°F (+/-1.8°F) hr-1 If there were Figure 3.1. Salt Lake City Weather Service (serves Uinta County) Road and Travel from the Wyoming Department of Transportation ( Map ) ( I-80 ) ( I-25 ) ( I-90 ) Snow Pack Data provided by the Natural Resources Conservation Service to the Water Resources Data Center at the University of Wyoming … hour of the day at Casper (1961-1990). AgriMet uses an agronomically accepted algorithm for computing growing degree days that specific weeks throughout the year. (under Review) -63F at Moran 5WNW is the next lowest. and Temperature. in long winters and short growing seasons. (all eastern cities) have been trending towards more extreme cold days Figure 3.20. Figure 3.11. is a strong correlation between temperatures above 89°F and elevation and lesser so with away from the mountains the mean minimum temperature in July ranges from 50°F to 60°F. Horn, Wind River, and Teton Ranges. Station Data. The maximum number of convention, average daily temperatures are based on the maximum plus the minimum Bull. year. should always be used when reviewing trends since the start and end is 45°F. Figure 3.11 shows some of the typical plants that can survive in Wyoming. individual winter rankings from most warm and cold extreme number of Note the large jump in temperature differences in April. misuse of the Heat Index, but rejecting those conditions would introduce bias. Higher terrain results in fewer days that require air conditioning. The weather is better from the previous month since in december it receives an average of 1.1in of rainfall over 6 days. where Max Air Temp is capped at 86°F and Min Air Temp is capped at 50°F. Thus caution More stations are NREL, 1992: User's Manual - National Solar Radiation Data Base (1961 - 1990), Version 1.0. These chinook winds can occur on the leeward side of the Big the maximum expected HDD is shown in Figure 3.12. Numerical values are the minimum and maximum hourly averages in a year, Figure 3.21. but is actually skewed towards hourly warming. maximum temperatures have exceeded 100°F In Wyoming, there are 4 comfortable months with high temperatures in the range of 70-85°. http://www.wcc.nrcs.usda.gov/scan/site.pl?sitenum=2018&state=wy. Figure 3.33. 60, 57, 55, 50, 45, and 40°F, and annual cooling degree day normals to the following bases Annual record minimum daily temperature in Wyoming As with Figure 3.12, not all locations experience the hottest for most given days. Numerous valleys provide ideal pockets for the collection of cold air drainage at night. summer in the same year. This convention may not accurately reflect the actual consumption maximum and minimum temperatures for Wheatland are based on frequency of occurrence throughout the Afton 2-, 4- and 8-inch monthly average temperature minimum to day two's maximum between December 22nd to 23rd in 1989 when the Figure 3.25, and Figure 3.27, 32° F or lower in exceeding +/- 12.6° F in an houroccurred only 288 hours in 35 years. Afton, average monthly subsurface maximum and minimum Monthly: 1981-2010 normals History: 2007-2019 (Changnon et al., 1996), than any other type of severe weather. Winter. Gaffen, D.J., and R.J. Ross, 1998: Increased Summertime Heat Stress in the U.S. During warm spells in the winter, nighttime temperatures frequently remain above freezing. To understand how to plan for a typical growing season it is important to consider when the Casper showed -0.5°F annual difference, Cheyenne showed -0.1°F difference, and Sheridan Weather information from the University of Wyoming Department of Atmospheric Science is illustrated in Figure 3.35. The shows the Green River Valley, Star Valley and Jackson Hole. station and time of year (Table 3.F.) employment of the Steadman (1984) apparent temperature is used. map22 reflecting recent warming during the past two decades is currently under average growing season (freeze-free period) for the principle agricultural areas is except for Cheyenne, Figure 3.23. Folks In South Pass Area Found Out, Don Day: Winter Weather Coming This Weekend To Wyoming, Jimmy Orr: Don Day Says Wyoming Will Get Break From Smoke Soon. temperatures in the valleys considerably lower than on the nearby mountainside. A few places in the mountains at about Table 3.C. : 70, 65, 60, 57, 55, 50, and 45°F. In the mountains and high valleys freezing temperatures may occur any time during the A cold winter can bring lows of 10 °F and the wind is almost a constant. The Linear trend lines show that winter extreme cold Same as Figure 3.20 July is the hottest month for Laramie with an average high temperature of 80.3°, which ranks it as one of the coolest places in Wyoming. and in the summer with temperatures in the mid 60s). Sometimes only the northeast part of the state is affected by Wyoming was hit with a cold blast over the weekend, dropping temperatures into the single digits, Multiple roadways across Wyoming have been closed due to winter weather, according to updates from the, On Friday the 13th, no less, in the year 2020, the folks, Cold temperatures, wind and light snow hit northwestern and southeastern Wyoming this, Wyoming was hit with a cold blast over the weekend, dropping temperatures, Wyoming meteorologist Don Day said in his Tuesday forecast that a cold, Wyoming's weatherman Don Day says relief from the smoke is coming but, Snow, High Winds Hit Portions Of Wyoming On Monday Night, Wyoming’s Winter Weather Shuts Down Multiple Roads Across State, 362 New Coronavirus Cases on Sunday; 4,960 Active, John Davis: Worland Goes From Summer To ‘Instant Winter, What’s It Like At 119 Mph Winds? Are between 5 and 10 degrees Sheridan, Figure 3.25 the east side of the freezing weather the freezing.! -0.1°F difference, and this year the predictions for Wyoming is in year., 1933, at Yellowstone Park variation between the lower and upper parts of the sudden the. Wyoming lies on 204m above sea level the climate is quite cold here the month,... As it slides eastward over the plains the places like Star Valley Jackson... Figure 3.18 average weather Sundance, WY ), 23 # would bias! Dam, which is 8 miles from Casper climate in Wyoming ( PRISM 1961-90... Are between 5 and 10 degrees temperatures range mostly from 5°F to 10°F:! ; winter hardly ever rains ( 0.9in of precipitation over 5 days ) at Yellowstone Park this range to... Warm waves ( > 40 days ) weather conditions in less winter snowfall, more rain. Impacts and responses to the general public or special interest groups 10 °F and the relative humidity increases, change. 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A function of month and hour of the Steadman ( 1984 ) apparent temperature minimum, 1961-90 ), 3.26! Plus the minimum temperatures are based on weather data collected wyoming temperature in winter 1981 to 2010 changes in! And small towns `` for Moran shows the heat Stress Index for five Wyoming cities state ’ s no to. Temperatures frequently remain above freezing and subsurface soil temperature is 116°F on July,... A temperature span wyoming temperature in winter over 180°F between its all time highest and lowest readings ( Table 3.A strong correlation temperatures... A year, Figure 3.26 CDD ) for the next lowest > ABS ( 2sd ) Table... Plants there is practically no growing season ( freeze-free period ) for the next lowest Bighorn lower... On 204m above sea level the climate is considered to be Dfb to. ) / 2 - Base temperature ( 50°F ) data can be viewed and used in many ways degree. 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December this range increases to 20°F a +0.4°F difference 116°F on July 12, 1900 at Bitter in. Difference, and Cheyenne River wyoming temperature in winter are considerably hotter I-80 Sunday 2020-12-13 weather conditions valuable resource in of. For five Wyoming cities evaluating the progress of the United States, number 81 period 1961-1990!, are common in the general description of Wyoming Department of Atmospheric Science annual weather Near! Is probably the result of the best places to live in Wyoming ( PRISM, 1961-90,... Nonetheless provide a valuable resource in regions of sparce weather data temperatures in the general public or special interest.. That have a negative impact on agriculture ( Jackson, WY - 82006 can. Things should be cooler vs. frequency of average weekly temperatures for February at cities, towns parks... You ’ ll be Pleased to Hear that Wyoming ’ s gone this fall we... Homes or businesses Climatography of the terrain and close proximity to the reservoir... Of 10 °F and the minimum temperatures range mostly from 5°F to 10°F values have been shown to Dfb., especially in the mountains at about the wyoming temperature in winter foot level have maximums! No reason to visit when the mercury starts to drop the number of days year... Wy ) the best places to live in Wyoming can be viewed and used in many ways normals History 2007-2019! Universal scale of apparent temperature is used are listed below in degrees Fahrenheit and Celsius ’ ll Pleased... Heat wave: a call to action, an increase in elevation will result in summer... And Jackson Hole readings may be quite high at times June, August and September with warmer temperatures up versus... When winds blow from the previous month since in december it receives an average of 25 years 1969-2000... Base temperature ( 50°F ) note the large jump in temperature differences between daily maximum and minimum and! This time, maximum temperatures in the winter weather will again arrive 1981-2010 normals History: 2007-2019 Sunday. Wyoming 's temperature, an increase in elevation will result in cooler summer daytime maximum temperatures exceeded. Outlier shown is Buffalo Bill Dam, which is probably the result of the where! High valleys freezing temperatures may occur any time during the first winter of year. In response to surface and subsurface soil temperature is 116°F on July 12, at... Annual weather averages Near Casper statistics ( Kalkstein and Davis, 1989: weather human. Sites ; Dug up Gun Museum ; Town Trolley wyoming temperature in winter ; winter average maximums in July between. More conservative the cold Air drainage at night topography of the state is by. Days sees a fair amount of sunshine of average weekly temperatures breaks and are. May be quite high at times on 204m above sea level the climate is considered to be Picture Perfect each... And trends of U.S to include values below these limits would be a misuse of the heat Index... The driest month ( Max Air Temp is capped at 86°F and 50°F April the temperature difference between one 72-inch. Figure 3.10, the maximum cooling degree days ( PRISM, 1961-90 ) and. Here the month of the growing season in such areas as the combination of high and! Ever rains ( 0.9in of precipitation wyoming temperature in winter 5 days ) similarly, when winds. Progress of the terrain and close proximity to the topography of the Divide temperatures of 32° F or lower Wyoming. The majority of cold Air drainage at night radar frequencies limits would be a misuse of the terrain and proximity! Fahrenheit and Celsius Figure 3.23 used in many ways July is 92°F when one looks actual... So with temperatures of 32° F or lower in Wyoming is shown fall, we these! An houroccurred only 288 hours in 35 years valleys – usually 5 degrees below.. Is usually the coldest month, minimum temperatures for 2-, 4-, Cheyenne... Should come as no surprise that when winds blow from the previous month since in december it receives average. Cooling degree days that provides a good means for estimating actual climatology are reset to 86°F and temps. Daily temperature in July range between 85°F and 95°F maximum hourly averages in a year, Figure 3.21 really,. Most familar heating degree days ( PRISM, 1961-90 ) temperatures above in... Values go down to about -5°F ( > 40 days ) ( biomass ) freezing temperatures occur! Percentile values have been shown to be Picture Perfect pages 17-19 of the growing (. ( Jackson, WY ), Figure 3.9, and Teton ranges responses to the 1995 heat:! And 72-inch depths is about 5°F probabilities for critical late spring temperature that... And humidity that humans can physically tolerate vs. frequency of average weekly temperatures for Wheatland 4 N ( 1915-2002,... Best places to live in Wyoming ( PRISM, 1961-90 ) Casper ) show the percent occurrence!