Mud Meadow Reservoir Weather Forecast

    • 59
    • 89

    Increasing Clouds

    • 57
    • 83

    Mostly Cloudy

    • 53
    • 82

    Partly Sunny

    • 49
    • 83

    Mostly Sunny

    • 53
    • 84

    Mostly Sunny

    • 54
    • 87

    Slight Chance Rain Showers

Today 18 Sep Humboldt County

Partly sunny. Highs 77 to 85. East Winds up to 10 Mph.

Tonight 18 Sep Humboldt County

Cloudy. Lows 55 to 61. Northeast Winds up to 10 Mph shifting to the southwest after midnight.

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Mud Meadow Reservoir Temperature Statistics

September Temperature

Alturas (72.7 miles)

  • Lowest 15 September, 2025

    35.1 °F

  • Average September

    66.3 °F

  • Highest 1 September, 2025

    91 °F

Climate (2020–Present)

Alturas (72.7 miles)

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  • Average Low 2020–2025

    33 °F

  • Average 2020–2025

    49.1 °F

  • Average High 2020–2025

    64.4 °F
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