Big Arm Weather Forecast

    • 30
    • 30

    Increasing Clouds

    • 35
    • 41

    Rain/Snow

    • 22
    • 40

    Snow

    • 11
    • 33

    Chance Snow

    • 9
    • 19

    Chance Snow

    • 8
    • 17

    Chance Snow

Today 30 Jan Flathead/Mission Valleys

Partly cloudy. Patchy freezing fog in the morning. Highs in the 20s to lower 30s. Southwest Winds 15 to 20 Mph.

Tonight 30 Jan Flathead/Mission Valleys

Mostly cloudy. A 20 percent chance of snow after midnight. Lows in the 20s.

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Big Arm Temperature Statistics

January Temperature

Kalispell, Glacier Park International Airport (34.8 miles)

  • Lowest 20 January, 2025

    -3.2 °F

  • Average January

    23.4 °F

  • Highest 6 January, 2025

    38.6 °F

Climate (2020–Present)

Kalispell, Glacier Park International Airport (34.8 miles)

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  • Average Low 2020–2025

    33.1 °F

  • Average 2020–2025

    44.9 °F

  • Average High 2020–2025

    56.5 °F
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