Fish Lake Weather Forecast

    • 46
    • 75

    Mostly Sunny

    • 50
    • 80

    Sunny

    • 54
    • 84

    Mostly Sunny

    • 53
    • 81

    Mostly Cloudy

    • 51
    • 76

    Chance Rain

    • 49
    • 73

    Chance Rain

Today 4 Sep Kootenai/Cabinet Region

Mostly sunny. Areas of smoke. Not as warm. Highs in the upper 70s to mid 80s. Northeast Winds to 15 Mph.

Tonight 4 Sep Kootenai/Cabinet Region

Mostly clear. Areas of smoke in the evening. Haze after midnight. Lows in the mid 40s to lower 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fish Lake Temperature Statistics

September Temperature

Kalispell, Glacier Park International Airport (32.9 miles)

  • Lowest 1 September, 2025

    62.6 °F

  • Average September

    76.3 °F

  • Highest 1 September, 2025

    91.4 °F

Climate (2020–Present)

Kalispell, Glacier Park International Airport (32.9 miles)

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  • Average Low 2020–2025

    33 °F

  • Average 2020–2025

    45.1 °F

  • Average High 2020–2025

    56.8 °F
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