Big Arm State Park Weather Forecast
- 37
- 54
Decreasing Clouds
- 35
- 55
Partly Sunny
- 37
- 56
Partly Sunny
- 41
- 50
Mostly Cloudy
- 39
- 50
Chance Rain
- 33
- 45
Chance Rain
- 31
- 44
Mostly Cloudy
Today 4 Feb Flathead/Mission Valleys
Mostly cloudy. Patchy fog in the morning. Highs in the mid 40s to lower 50s. Southwest Winds to 15 Mph.
Tonight 4 Feb Flathead/Mission Valleys
Mostly cloudy. Patchy fog after midnight. Lows in the upper 20s to mid 30s.
Big Arm State Park Temperature Statistics
February Temperature
Kalispell, Glacier Park International Airport (33.6 miles)
Lowest 1 February, 2026
28 °FAverage February
37.6 °FHighest 1 February, 2026
46.9 °F
Climate (2021–Present)
Kalispell, Glacier Park International Airport (33.6 miles)
Average Low 2021–2026
33.3 °FAverage 2021–2026
45.4 °FAverage High 2021–2026
57 °F