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Monthly climate in Culbertson, Montana, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Culbertson features a cold semi-arid climate (BSk).Temperatures typically range between -11 °C (12 °F) and 22 °C (72 °F) through the year, but rarely can drop to -40 °C (-40 °F) or can rise to as high as 40 °C (104 °F).The average annual precipitation amounts to about 389 mm (15.3 inches) and receives 63 rainy days on the 1 mm (0.04 inches) threshold annually.Culbertson enjoys an average of 3163 hours of sunshine throughout the year, and daylight varies from 8 hours 24 minutes to 15 hours 59 minutes per day.

Monthly average temperatures in Culbertson, Montana, United States §

The warmest months in Culbertson are June, July and August, with daily mean temperatures ranging from 19 to 22 °C (67 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -11 to -7 °C (12 - 20 °F) throughout the day. On average each year, Culbertson experiences 68 days above 25 °C (77.0 °F) and 164 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Culbertson, 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 10°C
(50°F)		 13°C
(56°F)		 20°C
(69°F)		 25°C
(78°F)		 34°C
(93°F)		 36°C
(97°F)		 37°C
(100°F)		 40°C
(104°F)		 35°C
(95°F)		 31°C
(89°F)		 23°C
(73°F)		 14°C
(57°F)
Mean maximum 7°C
(45°F)		 8°C
(47°F)		 17°C
(62°F)		 23°C
(74°F)		 30°C
(87°F)		 31°C
(88°F)		 35°C
(95°F)		 36°C
(98°F)		 33°C
(91°F)		 26°C
(79°F)		 16°C
(61°F)		 9°C
(49°F)
Average high -5°C
(24°F)		 -6°C
(21°F)		 4°C
(40°F)		 10°C
(51°F)		 19°C
(67°F)		 25°C
(78°F)		 29°C
(85°F)		 28°C
(82°F)		 22°C
(71°F)		 12°C
(53°F)		 3°C
(38°F)		 -2°C
(29°F)
Daily mean -9°C
(15°F)		 -11°C
(12°F)		 -2°C
(29°F)		 4°C
(40°F)		 13°C
(55°F)		 19°C
(67°F)		 22°C
(72°F)		 20°C
(69°F)		 15°C
(59°F)		 6°C
(42°F)		 -2°C
(30°F)		 -7°C
(20°F)
Average low -14°C
(7°F)		 -16°C
(3°F)		 -7°C
(20°F)		 -2°C
(29°F)		 6°C
(43°F)		 12°C
(54°F)		 15°C
(59°F)		 13°C
(56°F)		 8°C
(47°F)		 0°C
(33°F)		 -6°C
(21°F)		 -11°C
(12°F)
Mean minimum -32°C
(-26°F)		 -31°C
(-23°F)		 -20°C
(-5°F)		 -13°C
(8°F)		 -2°C
(29°F)		 7°C
(45°F)		 9°C
(49°F)		 7°C
(45°F)		 1°C
(33°F)		 -10°C
(14°F)		 -16°C
(3°F)		 -24°C
(-12°F)
Minimum -40°C
(-39°F)		 -40°C
(-40°F)		 -28°C
(-19°F)		 -21°C
(-5°F)		 -7°C
(19°F)		 6°C
(42°F)		 7°C
(46°F)		 6°C
(44°F)		 -4°C
(26°F)		 -20°C
(-4°F)		 -19°C
(-2°F)		 -34°C
(-29°F)

Compare climate in Culbertson with other places

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

Monthly average precipitation in Culbertson, Montana, United States §

Culbertson usually has the most precipitation in June, July and September, with an average of 6 rainy days and 58 mm (2.3 inches) of precipitation per month.The driest months in Culbertson are January, February and December. On average, 16 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Culbertson, 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) 10 (0.4) 19 (0.8) 22 (0.9) 25 (1.0) 38 (1.5) 70 (2.7) 44 (1.7) 37 (1.5) 61 (2.4) 25 (1.0) 21 (0.8) 18 (0.7)
Average precipitation days (≥ 1 mm) 3 5 4 4 7 9 5 6 6 5 5 4

Monthly sunshine hours in Culbertson, Montana, United States §

The sunniest months in Culbertson are June, July and August, when the sun shines an average of 11 hours 59 minutes a day.Least sunny months in Culbertson: January, November and December receive an average of 5 hours 25 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Culbertson, 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 144 199 252 280 333 373 391 338 263 231 182 170
Mean daily daylight hours 8h 51m 10h 13m 11h 56m 13h 42m 15h 13m 15h 59m 15h 33m 14h 12m 12h 30m 10h 45m 9h 12m 8h 24m

Solar UV radiation in Culbertson, Montana, United States §

Culbertson experiences the highest level of ultraviolet (UV) radiation in April, June and July, when the maximum UV index can reach values of 8 - 9, which corresponds to the Very High category of sun exposure.January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Culbertson UV Index data.

Average daily maximum UV levels by month for Culbertson, 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 3 5 8 8 9 9 8 7 5 2 2