McVicar Wildlife Sanctuary Weather Forecast

    • 63
    • 84

    Chance Rain Showers

    • 61
    • 73

    Chance Rain

    • 62
    • 78

    Partly Sunny

    • 65
    • 82

    Sunny

    • 66
    • 87

    Mostly Sunny

    • 62
    • 79

    Chance Rain

Today 18 Sep Southern Lake County

Mostly cloudy. Slight chance of rain in the afternoon. Highs 83 to 94.

Tonight 18 Sep Southern Lake County

Mostly cloudy. Slight chance of Showers and Thunderstorms. Lows 56 to 66.

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McVicar Wildlife Sanctuary Temperature Statistics

September Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (30.4 miles)

  • Lowest 14 September, 2025

    48 °F

  • Average September

    65.7 °F

  • Highest 1 September, 2025

    99 °F

Climate (2020–Present)

Santa Rosa, Santa Rosa Sonoma County Airport (30.4 miles)

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  • Average Low 2020–2025

    45.3 °F

  • Average 2020–2025

    57.9 °F

  • Average High 2020–2025

    72.8 °F
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