Gumboot Lake Weather Forecast

    • 38
    • 56

    Sunny

    • 41
    • 65

    Sunny

    • 42
    • 69

    Sunny

    • 44
    • 67

    Sunny

    • 48
    • 70

    Sunny

    • 47
    • 71

    Mostly Sunny

Today 13 Sep South Central Siskiyou County

Sunny. Highs in the lower 60s to lower 70s. North Winds around 5 Mph shifting to the northwest this afternoon.

Tonight 13 Sep South Central Siskiyou County

Clear. Lows in the mid 30s to lower 40s. North Winds 5 to 10 Mph.

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Gumboot Lake Temperature Statistics

September Temperature

Mount Shasta (11.8 miles)

  • Lowest 4 September, 2026

    33.7 °F

  • Average September

    58.1 °F

  • Highest 9 September, 2026

    90.6 °F

Climate (2021–2026)

Mount Shasta (11.8 miles)

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  • Average Low 2021–2026

    39.5 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    65.7 °F
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