Kaiser Lake Weather Forecast

    • 38
    • 58

    Increasing Clouds

    • 41
    • 61

    Partly Sunny

    • 42
    • 65

    Mostly Sunny

    • 43
    • 67

    Mostly Sunny

    • 48
    • 70

    Partly Sunny

    • 44
    • 69

    Partly Sunny

Today 30 Sep Bitterroot/Sapphire Mountains

Mostly sunny. A 40 percent chance of rain Showers in the morning. Patchy fog early in the morning. Highs in the upper 50s to mid 60s.

Tonight 30 Sep Bitterroot/Sapphire Mountains

Partly cloudy. Patchy fog after midnight. Lows in the mid 30s to lower 40s.

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Kaiser Lake Temperature Statistics

September Temperature

Butte, Bert Mooney Airport (49.7 miles)

  • Lowest 27 September, 2026

    27 °F

  • Average September

    55 °F

  • Highest 25 September, 2026

    80.7 °F

Climate (2021–2026)

Butte, Bert Mooney Airport (49.7 miles)

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  • Average Low 2021–2026

    28.5 °F

  • Average 2021–2026

    42.3 °F

  • Average High 2021–2026

    55.7 °F
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