Rumsey Bay Weather Forecast

    • 34
    • 49

    Rain Showers

    • 33
    • 50

    Mostly Sunny

    • 34
    • 55

    Mostly Sunny

    • 36
    • 59

    Mostly Sunny

    • 37
    • 60

    Mostly Sunny

    • 38
    • 60

    Mostly Cloudy

Today 26 Dec Southern Lake County

Rain Showers through the day. Slight chance of Thunderstorms in the afternoon. Breezy. Some Thunderstorms may produce heavy rainfall in the afternoon. Highs 44 to 54. At higher Elevation, south wind up to 25 Mph in the morning. Gusts up to 40 Mph.

Tonight 26 Dec Southern Lake County

Mostly cloudy in the evening then becoming partly cloudy. Chance of rain Showers in the Evening, then slight chance of rain Showers overnight. Lows 32 to 42.

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Rumsey Bay Temperature Statistics

December Temperature

Ukiah Municipal Airport (16.2 miles)

  • Lowest 13 December, 2025

    30 °F

  • Average December

    49.8 °F

  • Highest 10 December, 2025

    72 °F

Climate (2020–Present)

Ukiah Municipal Airport (16.2 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    60.8 °F

  • Average High 2020–2025

    76 °F
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