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Monthly climate in Forman, North Dakota, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Forman features a humid continental climate (Dfb).Temperatures typically range between -11 °C (13 °F) and 23 °C (74 °F) through the year, but rarely can drop to -38 °C (-36 °F) or can rise to as high as 38 °C (101 °F).The average annual precipitation amounts to about 650 mm (25.6 inches) and receives 85 rainy days on the 1 mm (0.04 inches) threshold annually.Forman enjoys an average of 3060 hours of sunshine throughout the year, and daylight varies from 8 hours 40 minutes to 15 hours 41 minutes per day.

Monthly average temperatures in Forman, North Dakota, United States §

The warmest months in Forman are June, July and August, with daily mean temperatures ranging from 21 to 23 °C (70 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -11 to -6 °C (13 - 21 °F) throughout the day. On average each year, Forman experiences 71 days above 25 °C (77.0 °F) and 157 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Forman, North Dakota, 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
(44°F)		 16°C
(62°F)		 25°C
(77°F)		 25°C
(77°F)		 35°C
(95°F)		 38°C
(101°F)		 36°C
(97°F)		 35°C
(95°F)		 34°C
(93°F)		 28°C
(83°F)		 24°C
(76°F)		 14°C
(57°F)
Mean maximum 5°C
(41°F)		 6°C
(44°F)		 15°C
(59°F)		 23°C
(74°F)		 30°C
(87°F)		 32°C
(89°F)		 35°C
(95°F)		 32°C
(90°F)		 32°C
(89°F)		 24°C
(76°F)		 15°C
(60°F)		 9°C
(49°F)
Average high -6°C
(21°F)		 -6°C
(21°F)		 3°C
(38°F)		 10°C
(50°F)		 20°C
(67°F)		 27°C
(81°F)		 29°C
(84°F)		 26°C
(80°F)		 22°C
(72°F)		 12°C
(54°F)		 4°C
(40°F)		 -2°C
(29°F)
Daily mean -10°C
(14°F)		 -11°C
(13°F)		 -1°C
(30°F)		 5°C
(40°F)		 14°C
(57°F)		 21°C
(70°F)		 23°C
(74°F)		 21°C
(70°F)		 17°C
(62°F)		 7°C
(45°F)		 -0°C
(32°F)		 -6°C
(21°F)
Average low -15°C
(6°F)		 -16°C
(4°F)		 -6°C
(22°F)		 -1°C
(31°F)		 8°C
(46°F)		 15°C
(59°F)		 18°C
(64°F)		 15°C
(59°F)		 11°C
(52°F)		 2°C
(37°F)		 -5°C
(23°F)		 -10°C
(13°F)
Mean minimum -29°C
(-20°F)		 -29°C
(-19°F)		 -18°C
(-1°F)		 -11°C
(13°F)		 -0°C
(32°F)		 9°C
(48°F)		 12°C
(53°F)		 8°C
(47°F)		 2°C
(36°F)		 -9°C
(17°F)		 -14°C
(7°F)		 -26°C
(-15°F)
Minimum -38°C
(-36°F)		 -35°C
(-31°F)		 -27°C
(-17°F)		 -20°C
(-4°F)		 -2°C
(28°F)		 6°C
(43°F)		 10°C
(50°F)		 7°C
(45°F)		 -1°C
(31°F)		 -16°C
(3°F)		 -16°C
(3°F)		 -31°C
(-24°F)

Compare climate in Forman with other places

Compare temperature, precipitation, sunshine, UV index in Forman, North Dakota, United States with other places around the world.

Monthly average precipitation in Forman, North Dakota, United States §

Forman usually has the most precipitation in August, September and October, with an average of 8 rainy days and 89 mm (3.5 inches) of precipitation per month.The driest months in Forman are January, February and November. On average, 17 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Forman, North Dakota, 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) 18 (0.7) 33 (1.3) 52 (2.0) 63 (2.5) 75 (3.0) 73 (2.9) 109 (4.3) 76 (3.0) 81 (3.2) 17 (0.7) 35 (1.4)
Average precipitation days (≥ 1 mm) 5 4 4 8 10 9 9 10 8 8 4 6

Monthly sunshine hours in Forman, North Dakota, United States §

The sunniest months in Forman are June, July and August, when the sun shines an average of 11 hours 31 minutes a day.Least sunny months in Forman: January, November and December receive an average of 5 hours 30 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Forman, North Dakota, 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 140 204 249 254 308 362 368 328 260 215 190 175
Mean daily daylight hours 9h 5m 10h 21m 11h 57m 13h 35m 14h 59m 15h 41m 15h 18m 14h 3m 12h 28m 10h 51m 9h 25m 8h 40m

Solar UV radiation in Forman, North Dakota, United States §

Forman 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 Forman UV Index data.

Average daily maximum UV levels by month for Forman, North Dakota, 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 6 7 9 10 9 9 7 5 3 2