Fish Lake Weather Forecast

    • 22
    • 44

    Chance Snow

    • 22
    • 42

    Mostly Cloudy

    • 31
    • 50

    Partly Sunny

    • 33
    • 50

    Chance Rain

    • 33
    • 57

    Slight Chance Rain

    • 36
    • 62

    Mostly Sunny

Today 25 Apr Kootenai/Cabinet Region

Partly cloudy. Widespread frost in the morning. A 20 percent chance of snow in the afternoon. Highs in the upper 40s to mid 50s.

Tonight 25 Apr Kootenai/Cabinet Region

Mostly cloudy with a 30 percent chance of snow. Widespread frost after midnight. Lows in the 20s to lower 30s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fish Lake Temperature Statistics

April Temperature

Kalispell, Glacier Park International Airport (32.9 miles)

  • Lowest 8 April, 2026

    20.6 °F

  • Average April

    43.3 °F

  • Highest 6 April, 2026

    67.6 °F

Climate (2021–Present)

Kalispell, Glacier Park International Airport (32.9 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    45.6 °F

  • Average High 2021–2026

    57.2 °F
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