Fish Lake Weather Forecast

    • 27
    • 31

    Mostly Cloudy

    • 30
    • 35

    Mostly Cloudy

    • 27
    • 39

    Slight Chance Snow

    • 23
    • 39

    Mostly Sunny

    • 18
    • 34

    Partly Sunny

    • 17
    • 31

    Partly Sunny

Today 11 Jan Northern Clearwater Mountains

Mostly cloudy. Highs in the upper 30s to mid 40s.

Tonight 11 Jan Northern Clearwater Mountains

Mostly cloudy. Lows in the mid 20s to lower 30s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fish Lake Temperature Statistics

January Temperature

Missoula, Missoula International Airport (39.1 miles)

  • Lowest 1 January, 2026

    16 °F

  • Average January

    31.2 °F

  • Highest 4 January, 2026

    48 °F

Climate (2021–Present)

Missoula, Missoula International Airport (39.1 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    47.4 °F

  • Average High 2021–2026

    59.5 °F
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