Cayuse Lake Weather Forecast

    • 42
    • 49

    Slight Chance Rain Showers

    • 47
    • 64

    Mostly Sunny

    • 48
    • 68

    Sunny

    • 50
    • 69

    Mostly Sunny

    • 50
    • 69

    Partly Sunny

    • 50
    • 68

    Partly Sunny

Today 15 Sep Northern Clearwater Mountains

Mostly cloudy. A 50 percent chance of rain Showers in the morning. Patchy fog early in the morning. Highs in the upper 50s to mid 60s.

Tonight 15 Sep Northern Clearwater Mountains

Mostly clear. Lows in the mid 30s to lower 40s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cayuse Lake Temperature Statistics

September Temperature

Missoula, Missoula International Airport (42.3 miles)

  • Lowest 13 September, 2025

    46.9 °F

  • Average September

    67.3 °F

  • Highest 2 September, 2025

    96.1 °F

Climate (2020–Present)

Missoula, Missoula International Airport (42.3 miles)

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  • Average Low 2020–2025

    35.6 °F

  • Average 2020–2025

    47.1 °F

  • Average High 2020–2025

    59.3 °F
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