Big Signal Peak Weather Forecast

    • 40
    • 41

    Rain/Snow

    • 36
    • 44

    Rain

    • 36
    • 43

    Blizzard

    • 34
    • 41

    Snow Showers

    • 31
    • 37

    Snow

    • 34
    • 40

    Mostly Sunny

    • 38
    • 44

    Partly Sunny

Today 22 Dec Northeastern Mendocino Interior

Mostly cloudy. Chance of rain Showers in the afternoon. Snow level 4000 to 4500 feet. Highs 41 to 56.

Tonight 22 Dec Northeastern Mendocino Interior

Chance of rain and snow in the Evening, then rain overnight. Snow level 4500 feet rising to 5500 feet overnight. Snow Accumulations up to 1 inch. Lows 36 to 46.

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Big Signal Peak Temperature Statistics

December Temperature

Ukiah Municipal Airport (27.3 miles)

  • Lowest 13 December, 2025

    30 °F

  • Average December

    48.7 °F

  • Highest 10 December, 2025

    72 °F

Climate (2020–Present)

Ukiah Municipal Airport (27.3 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    60.7 °F

  • Average High 2020–2025

    76 °F
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