Harman US

Kalispell, MT Weather & Growing Conditions

This Afternoon
43°F
Mostly Cloudy
Mostly cloudy, with a high near 43. Wind around 0 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 43°F Mostly Cloudy 0 mph 0%
Tonight 28°F Mostly Cloudy 0 mph 0%
Wednesday 44°F Mostly Sunny 2 mph ESE 0%
Wednesday Night 28°F Partly Cloudy 2 mph SW 1%
Thursday 43°F Partly Sunny 1 to 6 mph SSW 10%
Thursday Night 32°F Mostly Cloudy 6 mph SSW 8%
Friday 47°F Partly Sunny then Slight Chance Light Rain 5 to 8 mph SSW 16%
Friday Night 34°F Slight Chance Light Rain 7 mph SSW 16%
Saturday 52°F Partly Sunny 0 to 5 mph S 6%
Saturday Night 35°F Mostly Cloudy then Slight Chance Light Rain 0 to 5 mph SW 24%
Sunday 53°F Slight Chance Light Rain 5 to 14 mph SSW 24%
Sunday Night 35°F Slight Chance Light Rain 3 to 9 mph SW 15%
Monday 49°F Partly Sunny then Slight Chance Light Rain 0 to 3 mph WSW 17%
Monday Night 35°F Slight Chance Light Rain 0 to 3 mph SW 21%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Kalispell, MT

Last spring frost
May 31
First fall frost
Sep 10
Growing season
100 days
Hardiness zone
5b

Explore more for Kalispell, MT: full frost dates · planting calendar · Montana frost dates

Climate data from the nearest NOAA station, Kalispell Glacier Ap, Mt (8.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.