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Monthly climate in Harvey, North Dakota, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Harvey features a humid continental climate (Dfb).Temperatures typically range between -13 °C (9 °F) and 22 °C (71 °F) through the year, but rarely can drop to -38 °C (-36 °F) or can rise to as high as 41 °C (105 °F).The average annual precipitation amounts to about 510 mm (20.1 inches) and receives 80 rainy days on the 1 mm (0.04 inches) threshold annually.Harvey enjoys an average of 3052 hours of sunshine throughout the year, and daylight varies from 8 hours 27 minutes to 15 hours 55 minutes per day.

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

The warmest months in Harvey are June, July and August, with daily mean temperatures ranging from 20 to 22 °C (68 - 71 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -13 to -8 °C (9 - 18 °F) throughout the day. On average each year, Harvey experiences 61 days above 25 °C (77.0 °F) and 167 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Harvey, 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 6°C
(43°F)		 7°C
(44°F)		 18°C
(65°F)		 25°C
(77°F)		 32°C
(89°F)		 41°C
(105°F)		 35°C
(95°F)		 37°C
(99°F)		 35°C
(96°F)		 31°C
(89°F)		 23°C
(73°F)		 11°C
(53°F)
Mean maximum 4°C
(39°F)		 4°C
(40°F)		 12°C
(54°F)		 21°C
(70°F)		 29°C
(84°F)		 31°C
(88°F)		 33°C
(91°F)		 34°C
(94°F)		 31°C
(88°F)		 25°C
(77°F)		 13°C
(56°F)		 8°C
(46°F)
Average high -7°C
(19°F)		 -8°C
(17°F)		 2°C
(35°F)		 9°C
(48°F)		 19°C
(66°F)		 26°C
(78°F)		 27°C
(82°F)		 26°C
(79°F)		 21°C
(70°F)		 11°C
(52°F)		 2°C
(36°F)		 -4°C
(26°F)
Daily mean -11°C
(12°F)		 -13°C
(9°F)		 -3°C
(27°F)		 3°C
(38°F)		 13°C
(55°F)		 20°C
(68°F)		 22°C
(71°F)		 20°C
(68°F)		 15°C
(59°F)		 6°C
(43°F)		 -2°C
(28°F)		 -8°C
(18°F)
Average low -16°C
(4°F)		 -18°C
(0°F)		 -8°C
(18°F)		 -2°C
(28°F)		 6°C
(44°F)		 13°C
(56°F)		 16°C
(61°F)		 14°C
(57°F)		 9°C
(49°F)		 1°C
(35°F)		 -7°C
(20°F)		 -12°C
(11°F)
Mean minimum -32°C
(-25°F)		 -31°C
(-23°F)		 -21°C
(-6°F)		 -13°C
(10°F)		 -2°C
(28°F)		 7°C
(45°F)		 10°C
(50°F)		 8°C
(46°F)		 2°C
(35°F)		 -7°C
(19°F)		 -17°C
(2°F)		 -28°C
(-18°F)
Minimum -38°C
(-36°F)		 -34°C
(-28°F)		 -26°C
(-15°F)		 -20°C
(-4°F)		 -4°C
(25°F)		 5°C
(42°F)		 8°C
(47°F)		 6°C
(43°F)		 -1°C
(30°F)		 -9°C
(16°F)		 -23°C
(-9°F)		 -36°C
(-33°F)

Compare climate in Harvey with other places

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

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

Harvey usually has the most precipitation in June, July and August, with an average of 8 rainy days and 71 mm (2.8 inches) of precipitation per month.The driest months in Harvey are January, February and November. On average, 19 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Harvey, 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) 15 (0.6) 19 (0.7) 25 (1.0) 30 (1.2) 41 (1.6) 72 (2.9) 71 (2.8) 70 (2.7) 58 (2.3) 59 (2.3) 23 (0.9) 27 (1.1)
Average precipitation days (≥ 1 mm) 4 5 4 7 8 10 7 9 7 7 6 6

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

The sunniest months in Harvey are June, July and August, when the sun shines an average of 11 hours 47 minutes a day.Least sunny months in Harvey: January, November and December receive an average of 5 hours 13 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Harvey, 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 140 202 248 258 313 364 385 334 258 204 174 165
Mean daily daylight hours 8h 53m 10h 15m 11h 57m 13h 41m 15h 10m 15h 55m 15h 30m 14h 10m 12h 30m 10h 46m 9h 15m 8h 27m

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

Harvey experiences the highest level of ultraviolet (UV) radiation in April, May and June, 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 Harvey UV Index data.

Average daily maximum UV levels by month for Harvey, 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 9 10 9 8 7 5 3 2