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Monthly climate in Sheridan, Wyoming, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Sheridan features a cold semi-arid climate (BSk). Temperatures typically range between -8 °C (19 °F) and 19 °C (67 °F) through the year, but rarely can drop to -30 °C (-21 °F) or can rise to as high as 35 °C (96 °F). The average annual precipitation amounts to about 705 mm (27.8 inches) and receives 137 rainy days on the 1 mm (0.04 inches) threshold annually. Sheridan enjoys an average of 3283 hours of sunshine throughout the year, and daylight varies from 8 hours 50 minutes to 15 hours 30 minutes per day.

Monthly average temperatures in Sheridan, Wyoming, United States §

The warmest months in Sheridan are June, July and August, with daily mean temperatures ranging from 15 to 19 °C (60 - 67 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -8 to -4 °C (19 - 26 °F) throughout the day. On average each year, Sheridan experiences 47 days above 25 °C (77.0 °F) and 175 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sheridan, 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 10°C
(51°F)		 13°C
(56°F)		 20°C
(67°F)		 23°C
(73°F)		 27°C
(80°F)		 35°C
(96°F)		 35°C
(95°F)		 34°C
(93°F)		 34°C
(93°F)		 25°C
(78°F)		 20°C
(68°F)		 18°C
(64°F)
Mean maximum 9°C
(49°F)		 11°C
(51°F)		 17°C
(63°F)		 21°C
(69°F)		 24°C
(76°F)		 27°C
(81°F)		 32°C
(90°F)		 31°C
(89°F)		 30°C
(86°F)		 23°C
(73°F)		 16°C
(62°F)		 12°C
(55°F)
Average high 1°C
(33°F)		 -2°C
(29°F)		 6°C
(43°F)		 9°C
(48°F)		 14°C
(58°F)		 22°C
(71°F)		 26°C
(80°F)		 25°C
(77°F)		 20°C
(69°F)		 11°C
(51°F)		 6°C
(43°F)		 2°C
(36°F)
Daily mean -5°C
(23°F)		 -8°C
(19°F)		 -0°C
(32°F)		 3°C
(37°F)		 9°C
(48°F)		 15°C
(60°F)		 19°C
(67°F)		 18°C
(64°F)		 13°C
(56°F)		 4°C
(40°F)		 -0°C
(32°F)		 -4°C
(26°F)
Average low -10°C
(15°F)		 -13°C
(10°F)		 -5°C
(23°F)		 -3°C
(27°F)		 3°C
(37°F)		 8°C
(47°F)		 12°C
(53°F)		 10°C
(51°F)		 6°C
(44°F)		 -2°C
(29°F)		 -5°C
(23°F)		 -8°C
(17°F)
Mean minimum -22°C
(-7°F)		 -25°C
(-13°F)		 -16°C
(3°F)		 -13°C
(9°F)		 -4°C
(25°F)		 2°C
(36°F)		 6°C
(43°F)		 5°C
(41°F)		 -1°C
(30°F)		 -14°C
(7°F)		 -15°C
(5°F)		 -17°C
(1°F)
Minimum -24°C
(-12°F)		 -30°C
(-21°F)		 -26°C
(-15°F)		 -16°C
(3°F)		 -7°C
(19°F)		 -1°C
(30°F)		 4°C
(39°F)		 4°C
(39°F)		 -7°C
(20°F)		 -22°C
(-7°F)		 -22°C
(-8°F)		 -22°C
(-8°F)

Compare climate in Sheridan with other places

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

Monthly average precipitation in Sheridan, Wyoming, United States §

Sheridan usually has the most precipitation in April, May and October, with an average of 14 rainy days and 90 mm (3.5 inches) of precipitation per month. The driest months in Sheridan are January, November and December. On average, 33 mm (1.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sheridan, 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) 27 (1.1) 45 (1.8) 61 (2.4) 95 (3.7) 101 (4.0) 72 (2.8) 50 (2.0) 50 (2.0) 57 (2.2) 73 (2.9) 40 (1.6) 33 (1.3)
Average precipitation days (≥ 1 mm) 7 10 13 13 18 14 13 12 8 11 9 9

Monthly sunshine hours in Sheridan, Wyoming, United States §

The sunniest months in Sheridan are June, July and August, when the sun shines an average of 12 hours 6 minutes a day. Least sunny months in Sheridan: January, February and December receive an average of 6 hours 14 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sheridan, 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 162 195 268 271 312 374 390 348 288 242 217 210
Mean daily daylight hours 9h 13m 10h 26m 11h 57m 13h 31m 14h 51m 15h 30m 15h 8m 13h 57m 12h 27m 10h 54m 9h 32m 8h 50m

Solar UV radiation in Sheridan, Wyoming, United States §

Sheridan experiences the highest level of ultraviolet (UV) radiation in April, June and July, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / Extreme category of sun exposure. January, November and December are in the Low / 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 Sheridan UV Index data.

Average daily maximum UV levels by month for Sheridan, 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 5 7 10 10 11 11 10 8 6 4 2

Detailed Monthly Weather Insights for Sheridan, Wyoming, United States

Discover in-depth weather details for every month in Sheridan. 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 Sheridan'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.