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Monthly climate in Star Valley Ranch, Wyoming, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Star Valley Ranch features a subarctic climate (Dfc).Temperatures typically range between -7 °C (20 °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 31 °C (88 °F).The average annual precipitation amounts to about 777 mm (30.6 inches) and receives 137 rainy days on the 1 mm (0.04 inches) threshold annually.Star Valley Ranch enjoys an average of 3070 hours of sunshine throughout the year, and daylight varies from 9 hours 3 minutes to 15 hours 17 minutes per day.

Monthly average temperatures in Star Valley Ranch, Wyoming, United States §

The warmest months in Star Valley Ranch are June, July and August, with daily mean temperatures ranging from 13 to 18 °C (55 - 64 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -7 to -6 °C (20 - 22 °F) throughout the day. On average each year, Star Valley Ranch experiences 35 days above 25 °C (77.0 °F) and 207 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Star Valley Ranch, 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 5°C
(41°F)		 8°C
(47°F)		 14°C
(57°F)		 16°C
(62°F)		 24°C
(76°F)		 29°C
(84°F)		 31°C
(88°F)		 31°C
(88°F)		 29°C
(85°F)		 21°C
(71°F)		 15°C
(59°F)		 7°C
(45°F)
Mean maximum 3°C
(38°F)		 5°C
(41°F)		 11°C
(53°F)		 14°C
(58°F)		 21°C
(70°F)		 23°C
(74°F)		 29°C
(85°F)		 29°C
(85°F)		 28°C
(82°F)		 18°C
(65°F)		 10°C
(50°F)		 5°C
(41°F)
Average high -2°C
(28°F)		 -2°C
(29°F)		 4°C
(40°F)		 6°C
(44°F)		 12°C
(53°F)		 20°C
(68°F)		 25°C
(78°F)		 24°C
(76°F)		 19°C
(67°F)		 9°C
(49°F)		 3°C
(37°F)		 -2°C
(28°F)
Daily mean -6°C
(21°F)		 -6°C
(22°F)		 -1°C
(31°F)		 1°C
(35°F)		 5°C
(42°F)		 13°C
(55°F)		 18°C
(64°F)		 17°C
(62°F)		 12°C
(53°F)		 3°C
(38°F)		 -3°C
(27°F)		 -7°C
(20°F)
Average low -10°C
(14°F)		 -9°C
(15°F)		 -5°C
(23°F)		 -3°C
(26°F)		 -1°C
(30°F)		 5°C
(41°F)		 9°C
(48°F)		 8°C
(46°F)		 4°C
(39°F)		 -3°C
(27°F)		 -9°C
(17°F)		 -11°C
(12°F)
Mean minimum -20°C
(-4°F)		 -18°C
(-0°F)		 -14°C
(7°F)		 -11°C
(13°F)		 -7°C
(19°F)		 -2°C
(29°F)		 3°C
(37°F)		 3°C
(37°F)		 -4°C
(25°F)		 -15°C
(5°F)		 -21°C
(-5°F)		 -19°C
(-2°F)
Minimum -23°C
(-8°F)		 -21°C
(-5°F)		 -17°C
(1°F)		 -13°C
(9°F)		 -9°C
(16°F)		 -4°C
(25°F)		 1°C
(34°F)		 1°C
(33°F)		 -7°C
(19°F)		 -26°C
(-15°F)		 -24°C
(-11°F)		 -21°C
(-6°F)

Compare climate in Star Valley Ranch with other places

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

Monthly average precipitation in Star Valley Ranch, Wyoming, United States §

Star Valley Ranch usually has the most precipitation in February, April and December, with an average of 16 rainy days and 95 mm (3.7 inches) of precipitation per month.The driest months in Star Valley Ranch are June, July and August. On average, 30 mm (1.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Star Valley Ranch, 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) 79 (3.1) 120 (4.7) 64 (2.5) 85 (3.4) 71 (2.8) 45 (1.8) 16 (0.6) 28 (1.1) 50 (2.0) 61 (2.4) 77 (3.0) 80 (3.1)
Average precipitation days (≥ 1 mm) 14 19 15 14 14 9 4 4 7 10 12 15

Monthly sunshine hours in Star Valley Ranch, Wyoming, United States §

The sunniest months in Star Valley Ranch are June, July and August, when the sun shines an average of 12 hours 11 minutes a day.Least sunny months in Star Valley Ranch: January, February and December receive an average of 4 hours 19 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Star Valley Ranch, 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 110 142 246 256 330 369 395 356 299 244 177 140
Mean daily daylight hours 9h 24m 10h 32m 11h 58m 13h 26m 14h 40m 15h 17m 14h 56m 13h 50m 12h 25m 10h 58m 9h 42m 9h 3m

Solar UV radiation in Star Valley Ranch, Wyoming, United States §

Star Valley Ranch experiences the highest level of ultraviolet (UV) radiation in May, June 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 Star Valley Ranch UV Index data.

Average daily maximum UV levels by month for Star Valley Ranch, 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 8 10 11 12 11 11 9 6 4 3