Howard Springs Weather Forecast

    • 69
    • 90

    Mostly Sunny

    • 64
    • 88

    Mostly Sunny

    • 62
    • 85

    Mostly Sunny

    • 63
    • 82

    Mostly Sunny

    • 63
    • 81

    Mostly Sunny

    • 64
    • 75

    Partly Sunny

    • 63
    • 76

    Slight Chance Rain Showers

Today 3 Sep Southern Lake County

Sunny. Highs 86 to 98.

Tonight 3 Sep Southern Lake County

Mostly clear. Lows 59 to 69.

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Howard Springs Temperature Statistics

September Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (25.5 miles)

  • Lowest 1 September, 2025

    51.1 °F

  • Average September

    72.1 °F

  • Highest 1 September, 2025

    99 °F

Climate (2020–Present)

Santa Rosa, Santa Rosa Sonoma County Airport (25.5 miles)

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  • Average Low 2020–2025

    45.3 °F

  • Average 2020–2025

    57.9 °F

  • Average High 2020–2025

    72.9 °F
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