High Park Lake Weather Forecast

    • 42
    • 66

    Increasing Clouds

    • 43
    • 67

    Decreasing Clouds

    • 43
    • 67

    Mostly Sunny

    • 33
    • 56

    Slight Chance Rain

    • 34
    • 55

    Mostly Sunny

    • 41
    • 65

    Mostly Sunny

    • 42
    • 68

    Partly Sunny

Today 18 Sep Potomac/Seeley Lake Region

Mostly sunny. Highs in the mid 70s to lower 80s.

Tonight 18 Sep Potomac/Seeley Lake Region

Mostly clear. Lows in the 40s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

High Park Lake Temperature Statistics

September Temperature

Missoula, Missoula International Airport (29.2 miles)

  • Lowest 13 September, 2025

    46.9 °F

  • Average September

    65.7 °F

  • Highest 2 September, 2025

    96.1 °F

Climate (2020–Present)

Missoula, Missoula International Airport (29.2 miles)

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  • Average Low 2020–2025

    35.6 °F

  • Average 2020–2025

    47.1 °F

  • Average High 2020–2025

    59.2 °F
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