Flathead Lake Weather Forecast

    • 39
    • 56

    Mostly Sunny

    • 44
    • 62

    Mostly Sunny

    • 35
    • 57

    Rain Likely

    • 34
    • 48

    Mostly Sunny

    • 38
    • 54

    Mostly Sunny

    • 42
    • 57

    Mostly Sunny

Today 16 Apr Flathead/Mission Valleys

Mostly sunny. Highs in the upper 50s to mid 60s.

Tonight 16 Apr Flathead/Mission Valleys

Mostly clear. Lows in the upper 20s to mid 30s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Flathead Lake Temperature Statistics

April Temperature

Kalispell, Glacier Park International Airport (30.4 miles)

  • Lowest 1 April, 2021

    21.9 °F

  • Average April

    42 °F

  • Highest 1 April, 2021

    68 °F

Climate (2010–Present)

Kalispell, Glacier Park International Airport (30.4 miles)

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  • Average Low 2010–Present

    32.2 °F

  • Average 2010–Present

    43.1 °F

  • Average High 2010–Present

    53.9 °F
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