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Monthly climate in Ranchester, Wyoming, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Ranchester features a cold semi-arid climate (BSk). Temperatures typically range between -7 °C (20 °F) and 20 °C (69 °F) through the year, but rarely can drop to -31 °C (-23 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 728 mm (28.7 inches) and receives 137 rainy days on the 1 mm (0.04 inches) threshold annually. Ranchester enjoys an average of 3209 hours of sunshine throughout the year, and daylight varies from 8 hours 49 minutes to 15 hours 31 minutes per day.

Monthly average temperatures in Ranchester, Wyoming, United States §

The warmest months in Ranchester are June, July and August, with daily mean temperatures ranging from 16 to 20 °C (61 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -7 to -3 °C (20 - 27 °F) throughout the day. On average each year, Ranchester experiences 54 days above 25 °C (77.0 °F) and 167 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Ranchester, 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 11°C
(52°F)		 14°C
(57°F)		 22°C
(73°F)		 24°C
(76°F)		 27°C
(82°F)		 37°C
(99°F)		 35°C
(96°F)		 35°C
(95°F)		 36°C
(97°F)		 28°C
(82°F)		 21°C
(71°F)		 19°C
(67°F)
Mean maximum 10°C
(49°F)		 11°C
(52°F)		 17°C
(64°F)		 23°C
(73°F)		 26°C
(78°F)		 28°C
(83°F)		 33°C
(92°F)		 33°C
(92°F)		 32°C
(89°F)		 24°C
(76°F)		 17°C
(63°F)		 13°C
(56°F)
Average high 1°C
(35°F)		 -1°C
(30°F)		 6°C
(44°F)		 10°C
(50°F)		 16°C
(60°F)		 23°C
(73°F)		 27°C
(81°F)		 26°C
(80°F)		 21°C
(71°F)		 12°C
(53°F)		 7°C
(44°F)		 3°C
(37°F)
Daily mean -4°C
(25°F)		 -7°C
(20°F)		 0°C
(33°F)		 4°C
(39°F)		 10°C
(50°F)		 16°C
(61°F)		 20°C
(69°F)		 19°C
(66°F)		 14°C
(58°F)		 5°C
(41°F)		 0°C
(33°F)		 -3°C
(27°F)
Average low -9°C
(16°F)		 -12°C
(10°F)		 -5°C
(24°F)		 -2°C
(28°F)		 3°C
(38°F)		 9°C
(49°F)		 12°C
(55°F)		 11°C
(52°F)		 7°C
(45°F)		 -1°C
(31°F)		 -5°C
(24°F)		 -8°C
(19°F)
Mean minimum -23°C
(-9°F)		 -25°C
(-13°F)		 -15°C
(4°F)		 -13°C
(10°F)		 -3°C
(27°F)		 3°C
(38°F)		 6°C
(44°F)		 5°C
(42°F)		 -1°C
(31°F)		 -13°C
(10°F)		 -15°C
(5°F)		 -17°C
(1°F)
Minimum -25°C
(-13°F)		 -31°C
(-23°F)		 -27°C
(-16°F)		 -18°C
(0°F)		 -4°C
(24°F)		 0°C
(33°F)		 5°C
(42°F)		 4°C
(40°F)		 -6°C
(22°F)		 -21°C
(-6°F)		 -23°C
(-8°F)		 -23°C
(-9°F)

Compare climate in Ranchester with other places

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

Monthly average precipitation in Ranchester, Wyoming, United States §

Ranchester usually has the most precipitation in April, May and June, with an average of 16 rainy days and 96 mm (3.8 inches) of precipitation per month. The driest months in Ranchester 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 Ranchester, 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) 26 (1.0) 45 (1.8) 56 (2.2) 97 (3.8) 109 (4.3) 84 (3.3) 63 (2.5) 48 (1.9) 63 (2.5) 67 (2.6) 37 (1.5) 35 (1.4)
Average precipitation days (≥ 1 mm) 6 11 12 13 19 16 13 11 8 11 9 8

Monthly sunshine hours in Ranchester, Wyoming, United States §

The sunniest months in Ranchester are June, July and August, when the sun shines an average of 12 hours 0 minutes a day. Least sunny months in Ranchester: January, February and December receive an average of 6 hours 0 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Ranchester, 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 155 192 260 263 309 370 389 344 281 234 209 199
Mean daily daylight hours 9h 13m 10h 26m 11h 57m 13h 31m 14h 51m 15h 31m 15h 9m 13h 57m 12h 27m 10h 54m 9h 32m 8h 49m

Solar UV radiation in Ranchester, Wyoming, United States §

Ranchester experiences the highest level of ultraviolet (UV) radiation in June, July and August, 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 3. For more detailed information, check out our hourly Ranchester UV Index data.

Average daily maximum UV levels by month for Ranchester, 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 6 9 9 11 10 10 8 5 3 2

Detailed Monthly Weather Insights for Ranchester, Wyoming, United States

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