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Monthly climate in North Rock Springs, Wyoming, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification North Rock Springs features a cold semi-arid climate (BSk).Temperatures typically range between -8 °C (18 °F) and 23 °C (73 °F) through the year, but rarely can drop to -27 °C (-17 °F) or can rise to as high as 36 °C (98 °F).The average annual precipitation amounts to about 301 mm (11.9 inches) and receives 69 rainy days on the 1 mm (0.04 inches) threshold annually.North Rock Springs enjoys an average of 3507 hours of sunshine throughout the year, and daylight varies from 9 hours 11 minutes to 15 hours 8 minutes per day.

Monthly average temperatures in North Rock Springs, Wyoming, United States §

The warmest months in North Rock Springs are June, July and August, with daily mean temperatures ranging from 18 to 23 °C (65 - 73 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -8 to -6 °C (18 - 21 °F) throughout the day. On average each year, North Rock Springs experiences 74 days above 25 °C (77.0 °F) and 163 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in North Rock Springs, 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)		 8°C
(46°F)		 19°C
(67°F)		 23°C
(74°F)		 29°C
(84°F)		 35°C
(95°F)		 36°C
(98°F)		 35°C
(95°F)		 33°C
(91°F)		 24°C
(75°F)		 19°C
(66°F)		 13°C
(55°F)
Mean maximum 3°C
(38°F)		 5°C
(42°F)		 13°C
(56°F)		 21°C
(70°F)		 26°C
(78°F)		 29°C
(84°F)		 34°C
(93°F)		 33°C
(92°F)		 31°C
(89°F)		 22°C
(71°F)		 15°C
(59°F)		 7°C
(44°F)
Average high -4°C
(26°F)		 -2°C
(30°F)		 5°C
(41°F)		 11°C
(52°F)		 17°C
(63°F)		 25°C
(78°F)		 30°C
(86°F)		 28°C
(84°F)		 23°C
(73°F)		 12°C
(55°F)		 6°C
(44°F)		 -1°C
(30°F)
Daily mean -8°C
(18°F)		 -7°C
(21°F)		 -1°C
(31°F)		 5°C
(41°F)		 11°C
(51°F)		 18°C
(65°F)		 23°C
(73°F)		 21°C
(70°F)		 16°C
(60°F)		 6°C
(43°F)		 1°C
(33°F)		 -6°C
(21°F)
Average low -12°C
(10°F)		 -12°C
(11°F)		 -6°C
(22°F)		 -1°C
(30°F)		 4°C
(40°F)		 10°C
(51°F)		 15°C
(59°F)		 13°C
(56°F)		 9°C
(48°F)		 0°C
(32°F)		 -4°C
(24°F)		 -11°C
(12°F)
Mean minimum -23°C
(-9°F)		 -24°C
(-10°F)		 -19°C
(-1°F)		 -10°C
(14°F)		 -4°C
(25°F)		 2°C
(36°F)		 8°C
(47°F)		 8°C
(47°F)		 0°C
(32°F)		 -12°C
(11°F)		 -15°C
(6°F)		 -21°C
(-6°F)
Minimum -27°C
(-17°F)		 -27°C
(-17°F)		 -23°C
(-9°F)		 -15°C
(6°F)		 -7°C
(19°F)		 -1°C
(31°F)		 5°C
(42°F)		 6°C
(44°F)		 -2°C
(28°F)		 -21°C
(-5°F)		 -19°C
(-3°F)		 -24°C
(-10°F)

Compare climate in North Rock Springs with other places

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

Monthly average precipitation in North Rock Springs, Wyoming, United States §

North Rock Springs usually has the most precipitation in March, April and May, with an average of 9 rainy days and 42 mm (1.6 inches) of precipitation per month.The driest months in North Rock Springs are June, July and August. On average, 12 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in North Rock Springs, 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) 27 (1.1) 38 (1.5) 41 (1.6) 46 (1.8) 18 (0.7) 9 (0.4) 9 (0.4) 21 (0.8) 22 (0.9) 25 (1.0) 22 (0.8)
Average precipitation days (≥ 1 mm) 5 6 8 9 12 3 3 2 3 5 6 7

Monthly sunshine hours in North Rock Springs, Wyoming, United States §

The sunniest months in North Rock Springs are June, July and August, when the sun shines an average of 12 hours 19 minutes a day.Least sunny months in North Rock Springs: January, February and December receive an average of 6 hours 46 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in North Rock Springs, 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 170 224 281 310 346 383 391 358 311 273 235 220
Mean daily daylight hours 9h 32m 10h 36m 11h 58m 13h 22m 14h 33m 15h 8m 14h 48m 13h 45m 12h 25m 11h 1m 9h 48m 9h 11m

Solar UV radiation in North Rock Springs, Wyoming, United States §

North Rock Springs 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 5. For more detailed information, check out our hourly North Rock Springs UV Index data.

Average daily maximum UV levels by month for North Rock Springs, 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) 4 6 7 10 11 12 12 11 9 7 5 3