Occidental Weather Forecast

    • 46
    • 60

    Mostly Sunny

    • 46
    • 62

    Mostly Sunny

    • 46
    • 62

    Partly Sunny

    • 47
    • 62

    Partly Sunny

    • 49
    • 64

    Partly Sunny

    • 49
    • 66

    Partly Sunny

Today 5 Dec North Bay Interior Valleys

Sunny. Patchy fog in the morning. Highs in the 50s to mid 60s. East Winds up to 5 Mph. Becoming southwest in the afternoon.

Tonight 5 Dec North Bay Interior Valleys

Partly cloudy. Patchy fog and frost. Lows in the lower 30s to mid 40s. East Winds 5 to 10 Mph.

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Occidental Temperature Statistics

December Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (9.3 miles)

  • Lowest 2 December, 2025

    36 °F
  • Average December

    47.8 °F
  • Highest 3 December, 2025

    68 °F

Climate (2020–Present)

Santa Rosa, Santa Rosa Sonoma County Airport (9.3 miles)

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  • Average Low 2020–2025

    45.5 °F
  • Average 2020–2025

    57.9 °F
  • Average High 2020–2025

    72.6 °F
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