Derner Weather Forecast

    • 43
    • 77

    Becoming Sunny

    • 47
    • 80

    Partly Sunny

    • 47
    • 82

    Partly Sunny

    • 37
    • 68

    Partly Sunny

    • 41
    • 70

    Partly Sunny

    • 36
    • 67

    Mostly Sunny

    • 37
    • 67

    Mostly Sunny

Today 22 Sep Modoc County

Sunny early this afternoon then becoming partly cloudy. Highs in the mid 70s to lower 80s. West Winds 5 to 10 Mph.

Tonight 22 Sep Modoc County

Mostly clear. Lows in the lower to mid 40s. Northwest Winds 5 to 10 Mph shifting to the north after midnight.

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Derner Temperature Statistics

September Temperature

Alturas (12.4 miles)

  • Lowest 14 September, 2026

    28.7 °F

  • Average September

    59.4 °F

  • Highest 10 September, 2026

    85.6 °F

Climate (2021–2026)

Alturas (12.4 miles)

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  • Average Low 2021–2026

    33.2 °F

  • Average 2021–2026

    49.1 °F

  • Average High 2021–2026

    64.7 °F
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