nomadseason

Monthly climate in Kalispell, Montana, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Kalispell features a humid continental climate (Dfb).Temperatures typically range between -7 °C (20 °F) and 19 °C (67 °F) through the year, but rarely can drop to -34 °C (-29 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 772 mm (30.4 inches) and receives 145 rainy days on the 1 mm (0.04 inches) threshold annually.Kalispell enjoys an average of 2777 hours of sunshine throughout the year, and daylight varies from 8 hours 23 minutes to 15 hours 59 minutes per day.

Monthly average temperatures in Kalispell, Montana, United States §

The warmest months in Kalispell are June, July and August, with daily mean temperatures ranging from 15 to 19 °C (59 - 67 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -7 to -2 °C (20 - 28 °F) throughout the day. On average each year, Kalispell experiences 43 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 Kalispell, 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 5°C
(42°F)		 12°C
(54°F)		 17°C
(63°F)		 25°C
(77°F)		 28°C
(83°F)		 36°C
(97°F)		 36°C
(96°F)		 37°C
(99°F)		 31°C
(88°F)		 24°C
(76°F)		 14°C
(58°F)		 13°C
(55°F)
Mean maximum 4°C
(40°F)		 7°C
(45°F)		 12°C
(55°F)		 19°C
(67°F)		 25°C
(77°F)		 27°C
(81°F)		 33°C
(91°F)		 34°C
(94°F)		 29°C
(85°F)		 20°C
(69°F)		 11°C
(53°F)		 7°C
(46°F)
Average high -1°C
(31°F)		 -3°C
(28°F)		 5°C
(41°F)		 9°C
(49°F)		 16°C
(61°F)		 21°C
(69°F)		 27°C
(80°F)		 26°C
(79°F)		 19°C
(67°F)		 10°C
(51°F)		 4°C
(39°F)		 0°C
(33°F)
Daily mean -4°C
(24°F)		 -7°C
(20°F)		 -0°C
(32°F)		 4°C
(39°F)		 10°C
(50°F)		 15°C
(59°F)		 19°C
(67°F)		 18°C
(66°F)		 13°C
(56°F)		 5°C
(42°F)		 1°C
(34°F)		 -2°C
(28°F)
Average low -8°C
(18°F)		 -12°C
(11°F)		 -5°C
(24°F)		 -1°C
(30°F)		 4°C
(40°F)		 8°C
(47°F)		 10°C
(51°F)		 11°C
(51°F)		 7°C
(45°F)		 1°C
(33°F)		 -2°C
(28°F)		 -5°C
(23°F)
Mean minimum -19°C
(-2°F)		 -25°C
(-13°F)		 -17°C
(1°F)		 -9°C
(17°F)		 -2°C
(28°F)		 2°C
(36°F)		 6°C
(43°F)		 6°C
(42°F)		 1°C
(34°F)		 -9°C
(17°F)		 -12°C
(11°F)		 -15°C
(5°F)
Minimum -24°C
(-11°F)		 -34°C
(-29°F)		 -27°C
(-17°F)		 -15°C
(5°F)		 -6°C
(22°F)		 1°C
(35°F)		 4°C
(40°F)		 5°C
(41°F)		 -2°C
(28°F)		 -17°C
(2°F)		 -19°C
(-2°F)		 -23°C
(-10°F)

Compare climate in Kalispell with other places

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

Monthly average precipitation in Kalispell, Montana, United States §

Kalispell usually has the most precipitation in February, April and November, with an average of 16 rainy days and 86 mm (3.4 inches) of precipitation per month.The driest months in Kalispell are July, August and September. On average, 33 mm (1.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kalispell, 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) 60 (2.4) 87 (3.4) 61 (2.4) 87 (3.4) 71 (2.8) 67 (2.7) 23 (0.9) 27 (1.0) 50 (2.0) 76 (3.0) 82 (3.2) 81 (3.2)
Average precipitation days (≥ 1 mm) 13 16 16 17 13 12 3 4 8 11 16 16

Monthly sunshine hours in Kalispell, Montana, United States §

The sunniest months in Kalispell are June, July and August, when the sun shines an average of 12 hours 1 minutes a day.Least sunny months in Kalispell: January, November and December receive an average of 3 hours 6 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kalispell, 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 85 136 224 250 300 348 408 349 267 205 113 86
Mean daily daylight hours 8h 50m 10h 13m 11h 57m 13h 42m 15h 13m 15h 59m 15h 34m 14h 12m 12h 30m 10h 45m 9h 12m 8h 23m

Solar UV radiation in Kalispell, Montana, United States §

Kalispell experiences the highest level of ultraviolet (UV) radiation in May, 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 Kalispell UV Index data.

Average daily maximum UV levels by month for Kalispell, 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 4 6 7 9 9 9 9 7 5 3 2