Mount Hannah Lodge Weather Forecast

    • 49
    • 54

    Rain

    • 46
    • 55

    Rain

    • 46
    • 50

    Rain Likely

    • 42
    • 53

    Rain

    • 45
    • 50

    Rain Likely

Today 20 Dec Southern Lake County

Cloudy. Patchy valley fog in the morning. Slight chance of rain in the Morning, then rain in the afternoon. Highs 52 to 62.

Tonight 20 Dec Southern Lake County

Rain. Rain may be heavy at Times overnight. Lows 44 to 54.

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Mount Hannah Lodge Temperature Statistics

December Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (26.7 miles)

  • Lowest 4 December, 2025

    34 °F

  • Average December

    45 °F

  • Highest 3 December, 2025

    68 °F

Climate (2020–Present)

Santa Rosa, Santa Rosa Sonoma County Airport (26.7 miles)

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  • Average Low 2020–2025

    45.5 °F

  • Average 2020–2025

    57.9 °F

  • Average High 2020–2025

    72.5 °F
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