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Monthly climate in Winnett, Montana, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Winnett features a cold semi-arid climate (BSk).Temperatures typically range between -7 °C (20 °F) and 24 °C (76 °F) through the year, but rarely can drop to -33 °C (-28 °F) or can rise to as high as 41 °C (106 °F).The average annual precipitation amounts to about 393 mm (15.5 inches) and receives 77 rainy days on the 1 mm (0.04 inches) threshold annually.Winnett enjoys an average of 3165 hours of sunshine throughout the year, and daylight varies from 8 hours 33 minutes to 15 hours 48 minutes per day.

Monthly average temperatures in Winnett, Montana, United States §

The warmest months in Winnett are June, July and August, with daily mean temperatures ranging from 19 to 24 °C (67 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -7 to -2 °C (20 - 29 °F) throughout the day. On average each year, Winnett experiences 78 days above 25 °C (77.0 °F) and 133 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Winnett, Montana, 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 14°C
(57°F)		 18°C
(65°F)		 23°C
(74°F)		 27°C
(81°F)		 31°C
(89°F)		 41°C
(106°F)		 41°C
(105°F)		 40°C
(104°F)		 36°C
(98°F)		 31°C
(89°F)		 26°C
(79°F)		 22°C
(72°F)
Mean maximum 13°C
(55°F)		 14°C
(58°F)		 20°C
(68°F)		 26°C
(78°F)		 28°C
(84°F)		 33°C
(91°F)		 38°C
(101°F)		 38°C
(100°F)		 34°C
(94°F)		 27°C
(81°F)		 20°C
(69°F)		 16°C
(62°F)
Average high 1°C
(35°F)		 -2°C
(29°F)		 7°C
(45°F)		 12°C
(55°F)		 19°C
(66°F)		 26°C
(79°F)		 31°C
(89°F)		 30°C
(86°F)		 23°C
(75°F)		 14°C
(57°F)		 8°C
(47°F)		 3°C
(38°F)
Daily mean -3°C
(26°F)		 -7°C
(20°F)		 1°C
(35°F)		 6°C
(44°F)		 13°C
(56°F)		 19°C
(67°F)		 24°C
(76°F)		 23°C
(73°F)		 17°C
(62°F)		 8°C
(46°F)		 2°C
(37°F)		 -2°C
(29°F)
Average low -8°C
(18°F)		 -12°C
(11°F)		 -4°C
(26°F)		 1°C
(34°F)		 7°C
(45°F)		 13°C
(55°F)		 16°C
(61°F)		 15°C
(59°F)		 10°C
(51°F)		 2°C
(36°F)		 -3°C
(28°F)		 -6°C
(21°F)
Mean minimum -26°C
(-14°F)		 -27°C
(-17°F)		 -16°C
(4°F)		 -10°C
(15°F)		 0°C
(33°F)		 7°C
(46°F)		 9°C
(49°F)		 9°C
(49°F)		 2°C
(36°F)		 -8°C
(18°F)		 -14°C
(6°F)		 -19°C
(-2°F)
Minimum -32°C
(-25°F)		 -33°C
(-28°F)		 -30°C
(-21°F)		 -19°C
(-2°F)		 -3°C
(26°F)		 6°C
(44°F)		 7°C
(45°F)		 8°C
(46°F)		 0°C
(33°F)		 -18°C
(-0°F)		 -23°C
(-10°F)		 -31°C
(-24°F)

Compare climate in Winnett with other places

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

Monthly average precipitation in Winnett, Montana, United States §

Winnett usually has the most precipitation in April, May and June, with an average of 9 rainy days and 54 mm (2.1 inches) of precipitation per month.The driest months in Winnett are January, July and December. On average, 20 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Winnett, Montana, 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) 18 (0.7) 31 (1.2) 23 (0.9) 50 (2.0) 52 (2.0) 61 (2.4) 21 (0.8) 22 (0.9) 43 (1.7) 30 (1.2) 21 (0.8) 21 (0.8)
Average precipitation days (≥ 1 mm) 5 7 6 9 10 9 5 4 5 7 5 5

Monthly sunshine hours in Winnett, Montana, United States §

The sunniest months in Winnett are June, July and August, when the sun shines an average of 11 hours 53 minutes a day.Least sunny months in Winnett: January, February and December receive an average of 5 hours 44 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Winnett, Montana, 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 149 191 258 267 321 358 394 341 270 235 195 181
Mean daily daylight hours 8h 59m 10h 18m 11h 57m 13h 38m 15h 5m 15h 48m 15h 24m 14h 6m 12h 29m 10h 48m 9h 19m 8h 33m

Solar UV radiation in Winnett, Montana, United States §

Winnett experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High 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 Winnett UV Index data.

Average daily maximum UV levels by month for Winnett, Montana, 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) 2 4 5 7 9 10 9 9 7 5 3 2