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Monthly climate in South Greeley, Wyoming, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification South Greeley features a cold semi-arid climate (BSk).Temperatures typically range between -2 °C (28 °F) and 23 °C (73 °F) through the year, but rarely can drop to -30 °C (-22 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 430 mm (16.9 inches) and receives 80 rainy days on the 1 mm (0.04 inches) threshold annually.South Greeley enjoys an average of 3428 hours of sunshine throughout the year, and daylight varies from 9 hours 15 minutes to 15 hours 4 minutes per day.

Monthly average temperatures in South Greeley, Wyoming, United States §

The warmest months in South Greeley are June, July and August, with daily mean temperatures ranging from 19 to 23 °C (67 - 73 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -2 to 1 °C (28 - 33 °F) throughout the day. On average each year, South Greeley experiences 83 days above 25 °C (77.0 °F) and 132 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in South Greeley, 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 15°C
(59°F)		 21°C
(69°F)		 24°C
(75°F)		 27°C
(81°F)		 30°C
(86°F)		 36°C
(97°F)		 36°C
(97°F)		 35°C
(95°F)		 36°C
(97°F)		 28°C
(83°F)		 24°C
(75°F)		 22°C
(71°F)
Mean maximum 13°C
(56°F)		 17°C
(62°F)		 21°C
(70°F)		 25°C
(77°F)		 28°C
(83°F)		 31°C
(88°F)		 35°C
(96°F)		 33°C
(92°F)		 34°C
(94°F)		 26°C
(79°F)		 21°C
(70°F)		 17°C
(63°F)
Average high 4°C
(40°F)		 4°C
(39°F)		 10°C
(50°F)		 14°C
(58°F)		 18°C
(65°F)		 26°C
(79°F)		 30°C
(86°F)		 29°C
(84°F)		 25°C
(78°F)		 15°C
(59°F)		 11°C
(51°F)		 6°C
(43°F)
Daily mean -1°C
(31°F)		 -2°C
(28°F)		 3°C
(38°F)		 7°C
(45°F)		 12°C
(54°F)		 19°C
(67°F)		 23°C
(73°F)		 21°C
(71°F)		 18°C
(64°F)		 8°C
(47°F)		 4°C
(40°F)		 1°C
(33°F)
Average low -6°C
(22°F)		 -8°C
(19°F)		 -2°C
(28°F)		 0°C
(33°F)		 6°C
(42°F)		 12°C
(53°F)		 15°C
(60°F)		 14°C
(58°F)		 11°C
(51°F)		 2°C
(35°F)		 -2°C
(29°F)		 -5°C
(24°F)
Mean minimum -19°C
(-2°F)		 -21°C
(-6°F)		 -14°C
(7°F)		 -10°C
(14°F)		 -1°C
(31°F)		 6°C
(43°F)		 10°C
(50°F)		 9°C
(49°F)		 2°C
(36°F)		 -11°C
(12°F)		 -12°C
(11°F)		 -15°C
(6°F)
Minimum -29°C
(-20°F)		 -30°C
(-22°F)		 -25°C
(-12°F)		 -18°C
(-0°F)		 -4°C
(26°F)		 5°C
(41°F)		 7°C
(45°F)		 7°C
(45°F)		 -2°C
(28°F)		 -18°C
(-0°F)		 -20°C
(-3°F)		 -18°C
(-1°F)

Compare climate in South Greeley with other places

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

Monthly average precipitation in South Greeley, Wyoming, United States §

South Greeley usually has the most precipitation in March, April and May, with an average of 10 rainy days and 67 mm (2.6 inches) of precipitation per month.The driest months in South Greeley are January, September and December. On average, 15 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in South Greeley, 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) 13 (0.5) 19 (0.7) 51 (2.0) 46 (1.8) 103 (4.1) 44 (1.7) 34 (1.3) 32 (1.3) 18 (0.7) 33 (1.3) 22 (0.9) 15 (0.6)
Average precipitation days (≥ 1 mm) 3 5 8 9 13 10 9 7 3 5 5 3

Monthly sunshine hours in South Greeley, Wyoming, United States §

The sunniest months in South Greeley are June, July and August, when the sun shines an average of 11 hours 59 minutes a day.Least sunny months in South Greeley: January, February and December receive an average of 7 hours 4 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in South Greeley, 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 184 227 273 291 308 369 383 351 297 266 242 230
Mean daily daylight hours 9h 35m 10h 38m 11h 58m 13h 20m 14h 30m 15h 4m 14h 45m 13h 43m 12h 24m 11h 2m 9h 51m 9h 15m

Solar UV radiation in South Greeley, Wyoming, United States §

South Greeley 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 South Greeley UV Index data.

Average daily maximum UV levels by month for South Greeley, 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 10 12 12 11 9 6 4 4