Lake Almanor Peninsula Weather Forecast

    • 32
    • 53

    Partly Sunny

    • 30
    • 53

    Partly Sunny

    • 29
    • 53

    Partly Sunny

    • 34
    • 55

    Partly Sunny

    • 37
    • 57

    Partly Sunny

    • 35
    • 58

    Partly Sunny

Today 5 Dec Western Plumas County/Lassen Park

Mostly sunny in the morning then becoming partly cloudy. Areas of frost in the morning. Highs 46 to 61. Light Winds.

Tonight 5 Dec Western Plumas County/Lassen Park

Mostly clear. Patchy frost after midnight. Lows 31 to 46. Light Winds.

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Lake Almanor Peninsula Temperature Statistics

December Temperature

Chico Municipal Airport (50.3 miles)

  • Lowest 2 December, 2025

    37.4 °F

  • Average December

    44.1 °F

  • Highest 2 December, 2025

    57.2 °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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