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Monthly climate in Richardton, North Dakota, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Richardton features a humid continental climate (Dfb).Temperatures typically range between -10 °C (14 °F) and 23 °C (73 °F) through the year, but rarely can drop to -37 °C (-35 °F) or can rise to as high as 40 °C (105 °F).The average annual precipitation amounts to about 448 mm (17.6 inches) and receives 73 rainy days on the 1 mm (0.04 inches) threshold annually.Richardton enjoys an average of 3171 hours of sunshine throughout the year, and daylight varies from 8 hours 34 minutes to 15 hours 47 minutes per day.

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

The warmest months in Richardton are June, July and August, with daily mean temperatures ranging from 20 to 23 °C (68 - 73 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -10 to -5 °C (14 - 23 °F) throughout the day. On average each year, Richardton experiences 71 days above 25 °C (77.0 °F) and 161 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Richardton, 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 10°C
(49°F)		 14°C
(58°F)		 20°C
(68°F)		 27°C
(80°F)		 32°C
(89°F)		 36°C
(97°F)		 40°C
(105°F)		 39°C
(102°F)		 36°C
(97°F)		 32°C
(91°F)		 24°C
(75°F)		 17°C
(63°F)
Mean maximum 8°C
(46°F)		 10°C
(50°F)		 16°C
(60°F)		 23°C
(74°F)		 29°C
(85°F)		 31°C
(88°F)		 35°C
(96°F)		 36°C
(97°F)		 32°C
(90°F)		 26°C
(80°F)		 17°C
(63°F)		 12°C
(54°F)
Average high -3°C
(26°F)		 -5°C
(24°F)		 5°C
(41°F)		 10°C
(51°F)		 19°C
(66°F)		 26°C
(80°F)		 29°C
(85°F)		 28°C
(82°F)		 22°C
(72°F)		 12°C
(54°F)		 5°C
(41°F)		 -0°C
(32°F)
Daily mean -8°C
(18°F)		 -10°C
(14°F)		 -1°C
(31°F)		 4°C
(40°F)		 13°C
(55°F)		 20°C
(68°F)		 23°C
(73°F)		 21°C
(70°F)		 16°C
(60°F)		 6°C
(43°F)		 -1°C
(31°F)		 -5°C
(23°F)
Average low -12°C
(10°F)		 -15°C
(6°F)		 -6°C
(22°F)		 -1°C
(30°F)		 6°C
(44°F)		 13°C
(56°F)		 16°C
(61°F)		 14°C
(57°F)		 9°C
(49°F)		 1°C
(34°F)		 -5°C
(23°F)		 -9°C
(15°F)
Mean minimum -27°C
(-17°F)		 -28°C
(-18°F)		 -19°C
(-2°F)		 -12°C
(11°F)		 -1°C
(30°F)		 7°C
(44°F)		 11°C
(52°F)		 7°C
(46°F)		 2°C
(36°F)		 -9°C
(17°F)		 -15°C
(5°F)		 -24°C
(-11°F)
Minimum -33°C
(-27°F)		 -37°C
(-35°F)		 -28°C
(-17°F)		 -18°C
(0°F)		 -4°C
(26°F)		 4°C
(40°F)		 10°C
(50°F)		 6°C
(44°F)		 -2°C
(30°F)		 -14°C
(8°F)		 -18°C
(1°F)		 -29°C
(-21°F)

Compare climate in Richardton with other places

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

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

Richardton usually has the most precipitation in May, August and September, with an average of 8 rainy days and 61 mm (2.4 inches) of precipitation per month.The driest months in Richardton are January, February and November. On average, 15 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Richardton, 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) 11 (0.4) 16 (0.6) 23 (0.9) 26 (1.0) 57 (2.2) 49 (1.9) 56 (2.2) 69 (2.7) 57 (2.3) 46 (1.8) 17 (0.7) 19 (0.8)
Average precipitation days (≥ 1 mm) 3 5 5 7 10 8 8 8 6 5 4 4

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

The sunniest months in Richardton are June, July and August, when the sun shines an average of 11 hours 54 minutes a day.Least sunny months in Richardton: January, November and December receive an average of 5 hours 45 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Richardton, 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 153 209 249 269 323 378 381 336 272 221 193 182
Mean daily daylight hours 9h 0m 10h 18m 11h 57m 13h 38m 15h 4m 15h 47m 15h 23m 14h 6m 12h 29m 10h 49m 9h 20m 8h 34m

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

Richardton experiences the highest level of ultraviolet (UV) radiation in April, July and August, when the maximum UV index can reach values of 9 - 9, 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 Richardton UV Index data.

Average daily maximum UV levels by month for Richardton, 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) 2 4 5 9 8 9 9 9 7 5 3 2