Lake Almanor Weather Forecast

    • 33
    • 52

    Decreasing Clouds

    • 32
    • 52

    Partly Sunny

    • 35
    • 54

    Partly Sunny

    • 36
    • 56

    Partly Sunny

    • 36
    • 58

    Partly Sunny

    • 35
    • 57

    Mostly Sunny

Today 6 Dec Western Plumas County/Lassen Park

Mostly sunny. Widespread fog early in the morning. Patchy frost in the morning. Highs 44 to 59. Light Winds.

Tonight 6 Dec Western Plumas County/Lassen Park

Mostly clear. Areas of frost after midnight. Lows 30 to 45. Light Winds.

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Lake Almanor Temperature Statistics

December Temperature

Chico Municipal Airport (50.3 miles)

  • Lowest 3 December, 2025

    35.6 °F

  • Average December

    43.4 °F

  • Highest 3 December, 2025

    60.8 °F

Climate (2020–Present)

Chico Municipal Airport (50.3 miles)

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  • Average Low 2020–2025

    52.4 °F

  • Average 2020–2025

    61.2 °F

  • Average High 2020–2025

    75.1 °F
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