Modoc National Wildlife Refuge Weather Forecast

    • 40
    • 73

    Decreasing Clouds

    • 37
    • 72

    Mostly Cloudy

    • 34
    • 73

    Mostly Sunny

    • 37
    • 76

    Mostly Sunny

    • 38
    • 79

    Mostly Sunny

    • 35
    • 75

    Mostly Sunny

Today 26 Sep Modoc County

Mostly cloudy. Highs in the mid 60s to lower 70s. Northeast Winds 5 to 10 Mph shifting to the south this afternoon.

Tonight 26 Sep Modoc County

Mostly cloudy. Lows in the lower to mid 40s. Southwest Winds 5 to 10 Mph shifting to the south after midnight.

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Modoc National Wildlife Refuge Temperature Statistics

September Temperature

Alturas (2.5 miles)

  • Lowest 14 September, 2026

    28.7 °F

  • Average September

    58.8 °F

  • Highest 10 September, 2026

    85.6 °F

Climate (2021–2026)

Alturas (2.5 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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