Lakeside (Flathead Lake) Weather Forecast

    • 36
    • 54

    Increasing Clouds

    • 38
    • 57

    Mostly Cloudy

    • 39
    • 53

    Rain/Snow Likely

    • 32
    • 51

    Chance Rain/Snow

    • 31
    • 49

    Chance Snow

    • 36
    • 52

    Rain/Snow Likely

Today 27 Mar Flathead/Mission Valleys

Mostly sunny. Highs in the 50s.

Tonight 27 Mar Flathead/Mission Valleys

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 20s to mid 30s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lakeside (Flathead Lake) Temperature Statistics

March Temperature

Kalispell, Glacier Park International Airport (19.3 miles)

  • Lowest 15 March, 2026

    5.6 °F

  • Average March

    38.7 °F

  • Highest 20 March, 2026

    68.6 °F

Climate (2021–Present)

Kalispell, Glacier Park International Airport (19.3 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    45.5 °F

  • Average High 2021–2026

    57.2 °F
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