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Monthly climate in Arnold, Minnesota, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Arnold features a humid continental climate (Dfb).Temperatures typically range between -11 °C (12 °F) and 19 °C (67 °F) through the year, but rarely can drop to -34 °C (-30 °F) or can rise to as high as 30 °C (86 °F).The average annual precipitation amounts to about 879 mm (34.6 inches) and receives 109 rainy days on the 1 mm (0.04 inches) threshold annually.Arnold enjoys an average of 2829 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 Arnold, Minnesota, United States §

The warmest months in Arnold are June, July and August, with daily mean temperatures ranging from 16 to 19 °C (61 - 67 °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, Arnold experiences 23 days above 25 °C (77.0 °F) and 156 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Arnold, Minnesota, 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 5°C
(42°F)		 9°C
(48°F)		 13°C
(57°F)		 20°C
(68°F)		 29°C
(85°F)		 30°C
(86°F)		 30°C
(86°F)		 30°C
(86°F)		 28°C
(83°F)		 23°C
(74°F)		 20°C
(68°F)		 9°C
(49°F)
Mean maximum 2°C
(36°F)		 4°C
(39°F)		 10°C
(51°F)		 17°C
(62°F)		 24°C
(76°F)		 26°C
(79°F)		 28°C
(83°F)		 28°C
(83°F)		 27°C
(80°F)		 21°C
(70°F)		 11°C
(52°F)		 6°C
(43°F)
Average high -7°C
(19°F)		 -7°C
(20°F)		 1°C
(34°F)		 6°C
(44°F)		 15°C
(59°F)		 21°C
(69°F)		 24°C
(75°F)		 23°C
(73°F)		 19°C
(67°F)		 10°C
(51°F)		 2°C
(36°F)		 -3°C
(26°F)
Daily mean -11°C
(12°F)		 -11°C
(12°F)		 -3°C
(27°F)		 2°C
(36°F)		 10°C
(50°F)		 16°C
(61°F)		 19°C
(67°F)		 19°C
(66°F)		 15°C
(59°F)		 7°C
(45°F)		 -1°C
(30°F)		 -7°C
(20°F)
Average low -15°C
(5°F)		 -16°C
(4°F)		 -7°C
(19°F)		 -2°C
(29°F)		 5°C
(42°F)		 11°C
(53°F)		 15°C
(59°F)		 15°C
(59°F)		 11°C
(53°F)		 5°C
(40°F)		 -4°C
(25°F)		 -10°C
(14°F)
Mean minimum -28°C
(-18°F)		 -29°C
(-20°F)		 -20°C
(-4°F)		 -10°C
(14°F)		 -1°C
(31°F)		 7°C
(45°F)		 10°C
(50°F)		 11°C
(51°F)		 4°C
(40°F)		 -3°C
(27°F)		 -13°C
(8°F)		 -24°C
(-11°F)
Minimum -33°C
(-27°F)		 -34°C
(-30°F)		 -26°C
(-14°F)		 -16°C
(3°F)		 -3°C
(27°F)		 5°C
(41°F)		 8°C
(46°F)		 10°C
(50°F)		 1°C
(34°F)		 -8°C
(17°F)		 -16°C
(4°F)		 -31°C
(-23°F)

Compare climate in Arnold with other places

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

Monthly average precipitation in Arnold, Minnesota, United States §

Arnold usually has the most precipitation in August, September and October, with an average of 11 rainy days and 110 mm (4.3 inches) of precipitation per month.The driest months in Arnold are January, February and March. On average, 34 mm (1.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Arnold, Minnesota, 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) 24 (1.0) 32 (1.3) 45 (1.8) 65 (2.6) 83 (3.3) 83 (3.3) 105 (4.1) 106 (4.2) 108 (4.2) 117 (4.6) 49 (1.9) 61 (2.4)
Average precipitation days (≥ 1 mm) 5 6 6 10 10 10 9 11 12 12 9 9

Monthly sunshine hours in Arnold, Minnesota, United States §

The sunniest months in Arnold are June, July and August, when the sun shines an average of 11 hours 0 minutes a day.Least sunny months in Arnold: January, November and December receive an average of 4 hours 30 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Arnold, Minnesota, 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 121 191 241 245 300 348 357 307 242 180 150 141
Mean daily daylight hours 9h 0m 10h 18m 11h 57m 13h 37m 15h 4m 15h 47m 15h 23m 14h 6m 12h 29m 10h 49m 9h 20m 8h 34m

Solar UV radiation in Arnold, Minnesota, United States §

Arnold experiences the highest level of ultraviolet (UV) radiation in June, July and August, 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 / 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 Arnold UV Index data.

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