Lake Henne Weather Forecast

    • 51
    • 71

    Decreasing Clouds

    • 49
    • 68

    Partly Sunny

    • 57
    • 76

    Sunny

    • 59
    • 84

    Sunny

    • 58
    • 84

    Sunny

    • 58
    • 81

    Mostly Sunny

Today 26 Sep North Bay Interior Mountains

Mostly cloudy. Highs in the upper 60s to mid 70s. Northeast Winds up to 5 Mph. Becoming southwest around 5 Mph in the afternoon.

Tonight 26 Sep North Bay Interior Mountains

Mostly cloudy. Lows in the upper 40s to mid 50s. Southwest Winds up to 5 Mph in the evening. Becoming light.

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Lake Henne Temperature Statistics

September Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (19.9 miles)

  • Lowest 5 September, 2026

    46.7 °F

  • Average September

    67.3 °F

  • Highest 10 September, 2026

    101.6 °F

Climate (2021–2026)

Santa Rosa, Santa Rosa Sonoma County Airport (19.9 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    58.7 °F

  • Average High 2021–2026

    72.9 °F
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