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Monthly climate in Hardin, Montana, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Hardin features a cold semi-arid climate (BSk).Temperatures typically range between -7 °C (19 °F) and 24 °C (76 °F) through the year, but rarely can drop to -35 °C (-32 °F) or can rise to as high as 41 °C (106 °F).The average annual precipitation amounts to about 433 mm (17.0 inches) and receives 90 rainy days on the 1 mm (0.04 inches) threshold annually.Hardin enjoys an average of 3153 hours of sunshine throughout the year, and daylight varies from 8 hours 43 minutes to 15 hours 38 minutes per day.

Monthly average temperatures in Hardin, Montana, United States §

The warmest months in Hardin are June, July and August, with daily mean temperatures ranging from 20 to 24 °C (68 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -7 to -2 °C (19 - 28 °F) throughout the day. On average each year, Hardin experiences 82 days above 25 °C (77.0 °F) and 138 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Hardin, 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 14°C
(58°F)		 17°C
(64°F)		 25°C
(77°F)		 28°C
(82°F)		 32°C
(89°F)		 41°C
(106°F)		 40°C
(105°F)		 39°C
(103°F)		 38°C
(101°F)		 31°C
(88°F)		 24°C
(76°F)		 21°C
(70°F)
Mean maximum 11°C
(51°F)		 14°C
(57°F)		 21°C
(70°F)		 26°C
(79°F)		 30°C
(85°F)		 32°C
(91°F)		 38°C
(101°F)		 37°C
(100°F)		 35°C
(95°F)		 27°C
(81°F)		 20°C
(68°F)		 15°C
(59°F)
Average high 1°C
(34°F)		 -2°C
(30°F)		 8°C
(47°F)		 13°C
(55°F)		 19°C
(67°F)		 27°C
(80°F)		 32°C
(89°F)		 30°C
(87°F)		 24°C
(75°F)		 14°C
(58°F)		 8°C
(47°F)		 3°C
(38°F)
Daily mean -4°C
(24°F)		 -7°C
(19°F)		 2°C
(35°F)		 6°C
(44°F)		 13°C
(56°F)		 20°C
(68°F)		 24°C
(76°F)		 23°C
(73°F)		 17°C
(63°F)		 8°C
(46°F)		 2°C
(36°F)		 -2°C
(28°F)
Average low -9°C
(16°F)		 -12°C
(11°F)		 -4°C
(25°F)		 1°C
(33°F)		 7°C
(45°F)		 13°C
(55°F)		 17°C
(62°F)		 15°C
(60°F)		 10°C
(51°F)		 2°C
(35°F)		 -3°C
(27°F)		 -7°C
(20°F)
Mean minimum -25°C
(-13°F)		 -27°C
(-16°F)		 -16°C
(4°F)		 -9°C
(15°F)		 1°C
(34°F)		 7°C
(44°F)		 10°C
(51°F)		 10°C
(49°F)		 3°C
(37°F)		 -9°C
(16°F)		 -12°C
(10°F)		 -18°C
(-0°F)
Minimum -30°C
(-22°F)		 -35°C
(-32°F)		 -30°C
(-21°F)		 -17°C
(1°F)		 -1°C
(30°F)		 6°C
(42°F)		 7°C
(45°F)		 8°C
(47°F)		 1°C
(35°F)		 -21°C
(-6°F)		 -17°C
(2°F)		 -24°C
(-12°F)

Compare climate in Hardin with other places

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

Monthly average precipitation in Hardin, Montana, United States §

Hardin usually has the most precipitation in April, May and June, with an average of 10 rainy days and 55 mm (2.2 inches) of precipitation per month.The driest months in Hardin are January, July and August. On average, 21 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Hardin, 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) 19 (0.8) 38 (1.5) 33 (1.3) 62 (2.4) 58 (2.3) 45 (1.8) 24 (0.9) 19 (0.8) 40 (1.6) 40 (1.6) 25 (1.0) 29 (1.1)
Average precipitation days (≥ 1 mm) 5 11 8 12 10 9 4 5 5 8 6 7

Monthly sunshine hours in Hardin, Montana, United States §

The sunniest months in Hardin are June, July and August, when the sun shines an average of 11 hours 54 minutes a day.Least sunny months in Hardin: January, February and December receive an average of 5 hours 47 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Hardin, 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 150 186 257 259 311 364 388 341 274 228 200 189
Mean daily daylight hours 9h 7m 10h 23m 11h 57m 13h 34m 14h 56m 15h 38m 15h 15m 14h 1m 12h 28m 10h 52m 9h 27m 8h 43m

Solar UV radiation in Hardin, Montana, United States §

Hardin experiences the highest level of ultraviolet (UV) radiation in June, July 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 Hardin UV Index data.

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