Flathead Lake - West Shore State Park Weather Forecast

    • 28
    • 36

    Snow

    • 40
    • 46

    Rain/Snow

    • 42
    • 53

    Rain Likely

    • 43
    • 57

    Chance Rain

    • 44
    • 58

    Chance Rain

    • 44
    • 62

    Chance Rain

Today 15 Mar Flathead/Mission Valleys

Partly cloudy. Highs in the 30s.

Tonight 15 Mar Flathead/Mission Valleys

Cloudy with a 40 percent chance of snow. Lows in the 20s to lower 30s.

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Flathead Lake - West Shore State Park Temperature Statistics

March Temperature

Kalispell, Glacier Park International Airport (24.9 miles)

  • Lowest 1 March, 2026

    18.6 °F

  • Average March

    37.6 °F

  • Highest 3 March, 2026

    56.6 °F

Climate (2021–Present)

Kalispell, Glacier Park International Airport (24.9 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    45.5 °F

  • Average High 2021–2026

    57.2 °F
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