Marble Mountain Wilderness Area Weather Forecast

    • 57
    • 71

    Sunny

    • 57
    • 73

    Sunny

    • 57
    • 73

    Sunny

    • 59
    • 74

    Partly Sunny

    • 55
    • 69

    Partly Sunny

    • 53
    • 67

    Slight Chance Thunderstorms

    • 53
    • 66

    Mostly Sunny

Today 15 Sep Western Siskiyou County

Sunny. Highs in the mid 70s to mid 80s. Northeast Winds 5 to 10 Mph.

Tonight 15 Sep Western Siskiyou County

Clear. Lows in the lower 50s to lower 60s. Northeast Winds around 5 Mph shifting to the east after midnight.

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Marble Mountain Wilderness Area Temperature Statistics

September Temperature

Trinity Center (39.1 miles)

  • Lowest 1 September, 2025

    51.8 °F

  • Average September

    69.4 °F

  • Highest 1 September, 2025

    95 °F

Climate (2020–Present)

Trinity Center (39.1 miles)

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  • Average Low 2020–2025

    42.2 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    68.5 °F
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