Salmon Lake State Park Weather Forecast

    • 41
    • 78

    Mostly Sunny

    • 42
    • 80

    Mostly Sunny

    • 42
    • 81

    Partly Sunny

    • 42
    • 80

    Mostly Sunny

    • 38
    • 69

    Partly Sunny

    • 41
    • 74

    Mostly Sunny

Today 17 Sep Potomac/Seeley Lake Region

Mostly sunny. Patchy fog in the morning. Highs in the 70s.

Tonight 17 Sep Potomac/Seeley Lake Region

Mostly clear. Lows in the 40s.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Salmon Lake State Park Temperature Statistics

September Temperature

Missoula, Missoula International Airport (34.8 miles)

  • Lowest 13 September, 2025

    46.9 °F

  • Average September

    66.1 °F

  • Highest 2 September, 2025

    96.1 °F

Climate (2020–Present)

Missoula, Missoula International Airport (34.8 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    35.6 °F

  • Average 2020–2025

    47.1 °F

  • Average High 2020–2025

    59.2 °F
Get WillyWeather+ to remove ads