Lake Henne Weather Forecast

    • 50
    • 66

    Decreasing Clouds

    • 53
    • 72

    Mostly Sunny

    • 57
    • 78

    Sunny

    • 57
    • 82

    Mostly Sunny

    • 57
    • 83

    Mostly Sunny

    • 57
    • 86

    Sunny

Today 29 May North Bay Interior Mountains

Partly cloudy. Highs in the upper 50s to lower 70s. Southwest Winds 5 to 10 Mph.

Tonight 29 May North Bay Interior Mountains

Partly cloudy in the evening then becoming mostly clear. Lows in the lower 50s. Southwest Winds 5 to 10 Mph becoming northwest after midnight.

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Lake Henne Temperature Statistics

May Temperature

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

  • Lowest 13 May, 2026

    44.7 °F

  • Average May

    62.8 °F

  • Highest 19 May, 2026

    89.7 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    72.7 °F
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