Salmon Lake State Park Weather Forecast

    • 19
    • 34

    Mostly Cloudy

    • 27
    • 35

    Rain/Snow

    • 21
    • 39

    Snow Likely

    • 25
    • 38

    Slight Chance Rain/Snow

    • 24
    • 41

    Chance Rain/Snow

    • 24
    • 39

    Chance Snow

    • 19
    • 37

    Chance Snow

Today 20 Dec Potomac/Seeley Lake Region

Mostly cloudy with a 50 percent chance of Areas of snow. Highs in the upper 20s to mid 30s. Southwest Winds 15 to 20 Mph.

Tonight 20 Dec Potomac/Seeley Lake Region

Mostly cloudy then becoming partly cloudy late in the evening then becoming mostly cloudy. Lows 17 to 24. Southeast Winds to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Salmon Lake State Park Temperature Statistics

December Temperature

Missoula, Missoula International Airport (34.8 miles)

  • Lowest 1 December, 2025

    17.1 °F

  • Average December

    37.3 °F

  • Highest 10 December, 2025

    55.9 °F

Climate (2020–Present)

Missoula, Missoula International Airport (34.8 miles)

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  • Average Low 2020–2025

    35.9 °F

  • Average 2020–2025

    47.4 °F

  • Average High 2020–2025

    59.5 °F
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