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Monthly climate in Fort Washakie, Wyoming, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Fort Washakie features a cold semi-arid climate (BSk). Temperatures typically range between -6 °C (21 °F) and 18 °C (64 °F) through the year, but rarely can drop to -26 °C (-15 °F) or can rise to as high as 33 °C (91 °F). The average annual precipitation amounts to about 678 mm (26.7 inches) and receives 112 rainy days on the 1 mm (0.04 inches) threshold annually. Fort Washakie enjoys an average of 3451 hours of sunshine throughout the year, and daylight varies from 9 hours 2 minutes to 15 hours 17 minutes per day.

Monthly average temperatures in Fort Washakie, Wyoming, United States §

The warmest months in Fort Washakie are June, July and August, with daily mean temperatures ranging from 14 to 18 °C (57 - 64 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -6 to -5 °C (21 - 23 °F) throughout the day. On average each year, Fort Washakie experiences 34 days above 25 °C (77.0 °F) and 190 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Fort Washakie, Wyoming, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 7°C
(45°F)		 9°C
(49°F)		 16°C
(61°F)		 19°C
(66°F)		 25°C
(77°F)		 31°C
(88°F)		 33°C
(91°F)		 30°C
(87°F)		 31°C
(88°F)		 24°C
(75°F)		 17°C
(63°F)		 14°C
(58°F)
Mean maximum 5°C
(42°F)		 7°C
(45°F)		 12°C
(55°F)		 18°C
(64°F)		 22°C
(71°F)		 24°C
(75°F)		 30°C
(86°F)		 29°C
(85°F)		 29°C
(84°F)		 19°C
(67°F)		 13°C
(56°F)		 8°C
(47°F)
Average high -0°C
(31°F)		 -1°C
(30°F)		 4°C
(40°F)		 7°C
(45°F)		 12°C
(55°F)		 21°C
(69°F)		 25°C
(78°F)		 24°C
(75°F)		 20°C
(68°F)		 9°C
(49°F)		 5°C
(41°F)		 -0°C
(32°F)
Daily mean -6°C
(22°F)		 -6°C
(21°F)		 -1°C
(30°F)		 1°C
(35°F)		 6°C
(44°F)		 14°C
(57°F)		 18°C
(64°F)		 16°C
(62°F)		 12°C
(54°F)		 3°C
(38°F)		 -1°C
(31°F)		 -5°C
(23°F)
Average low -10°C
(14°F)		 -11°C
(12°F)		 -6°C
(21°F)		 -4°C
(25°F)		 1°C
(33°F)		 6°C
(43°F)		 10°C
(50°F)		 9°C
(48°F)		 5°C
(41°F)		 -3°C
(28°F)		 -6°C
(22°F)		 -9°C
(15°F)
Mean minimum -21°C
(-6°F)		 -22°C
(-8°F)		 -17°C
(2°F)		 -15°C
(6°F)		 -6°C
(21°F)		 -0°C
(32°F)		 4°C
(39°F)		 4°C
(40°F)		 -4°C
(26°F)		 -17°C
(2°F)		 -14°C
(7°F)		 -19°C
(-3°F)
Minimum -25°C
(-12°F)		 -25°C
(-12°F)		 -25°C
(-13°F)		 -18°C
(0°F)		 -8°C
(18°F)		 -3°C
(27°F)		 0°C
(33°F)		 3°C
(37°F)		 -9°C
(16°F)		 -26°C
(-15°F)		 -18°C
(0°F)		 -23°C
(-9°F)

Compare climate in Fort Washakie with other places

Compare temperature, precipitation, sunshine, UV index in Fort Washakie, Wyoming, United States with other places around the world.

Monthly average precipitation in Fort Washakie, Wyoming, United States §

Fort Washakie usually has the most precipitation in April, May and June, with an average of 12 rainy days and 92 mm (3.6 inches) of precipitation per month. The driest months in Fort Washakie are January, November and December. On average, 28 mm (1.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Fort Washakie, Wyoming, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 24 (0.9) 43 (1.7) 53 (2.1) 90 (3.5) 120 (4.7) 65 (2.5) 62 (2.5) 61 (2.4) 51 (2.0) 49 (1.9) 32 (1.3) 28 (1.1)
Average precipitation days (≥ 1 mm) 4 10 9 12 15 10 12 12 7 8 6 7

Monthly sunshine hours in Fort Washakie, Wyoming, United States §

The sunniest months in Fort Washakie are June, July and August, when the sun shines an average of 12 hours 26 minutes a day. Least sunny months in Fort Washakie: January, February and December receive an average of 6 hours 31 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Fort Washakie, Wyoming, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 167 211 283 297 337 388 395 360 306 264 225 214
Mean daily daylight hours 9h 24m 10h 32m 11h 58m 13h 26m 14h 40m 15h 17m 14h 57m 13h 50m 12h 26m 10h 58m 9h 41m 9h 2m

Solar UV radiation in Fort Washakie, Wyoming, United States §

Fort Washakie experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme category of sun exposure. January, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Fort Washakie UV Index data.

Average daily maximum UV levels by month for Fort Washakie, Wyoming, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 3 6 8 10 11 12 12 11 9 6 4 3

Detailed Monthly Weather Insights for Fort Washakie, Wyoming, United States

Discover in-depth weather details for every month in Fort Washakie. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Fort Washakie's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.