Big Arm State Park Weather Forecast

    • 36
    • 48

    Rain/Snow Likely

    • 31
    • 43

    Chance Rain/Snow

    • 29
    • 43

    Partly Sunny

    • 29
    • 43

    Mostly Sunny

    • 30
    • 43

    Mostly Cloudy

    • 32
    • 42

    Slight Chance Snow

    • 31
    • 42

    Chance Snow

Today 8 Feb Flathead/Mission Valleys

Cloudy with a 50 percent chance of Areas of rain. Highs in the 40s to lower 50s. South Winds 15 to 20 Mph.

Tonight 8 Feb Flathead/Mission Valleys

Rain and snow likely. Chance of precipitation 70 percent. Little or no new snow accumulation. Lows in the upper 20s to mid 30s. West Winds to 15 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Arm State Park Temperature Statistics

February Temperature

Kalispell, Glacier Park International Airport (33.6 miles)

  • Lowest 6 February, 2026

    21.9 °F

  • Average February

    35.9 °F

  • Highest 5 February, 2026

    53.1 °F

Climate (2021–Present)

Kalispell, Glacier Park International Airport (33.6 miles)

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  • Average Low 2021–2026

    33.3 °F

  • Average 2021–2026

    45.4 °F

  • Average High 2021–2026

    57 °F
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