Fish Lake Weather Forecast

    • 24
    • 40

    Chance Rain/Snow

    • 28
    • 42

    Mostly Cloudy

    • 25
    • 43

    Rain/Snow

    • 25
    • 44

    Partly Sunny

    • 33
    • 45

    Rain Likely

    • 31
    • 48

    Rain Likely

    • 24
    • 44

    Chance Rain

Today 27 Oct Kootenai/Cabinet Region

Mostly cloudy. Areas of rain and snow early in the morning. Areas of rain and snow in the afternoon. Chance of precipitation 50 percent. Highs in the 40s.

Tonight 27 Oct Kootenai/Cabinet Region

Mostly cloudy with a slight chance of rain and snow early in the Evening, then mostly cloudy with a slight chance of rain late in the evening. Partly cloudy after midnight. Patchy fog after midnight. Chance of precipitation 20 percent. Lows in the 20s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fish Lake Temperature Statistics

October Temperature

Kalispell, Glacier Park International Airport (32.9 miles)

  • Lowest 18 October, 2025

    23 °F

  • Average October

    44.1 °F

  • Highest 9 October, 2025

    73.9 °F

Climate (2020–Present)

Kalispell, Glacier Park International Airport (32.9 miles)

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  • Average Low 2020–2025

    33.2 °F

  • Average 2020–2025

    45.3 °F

  • Average High 2020–2025

    56.9 °F
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