Detert Reservoir Weather Forecast

    • 55
    • 90

    Increasing Clouds

    • 53
    • 86

    Partly Sunny

    • 57
    • 93

    Partly Sunny

    • 56
    • 93

    Partly Sunny

    • 55
    • 92

    Partly Sunny

    • 53
    • 90

    Mostly Sunny

Today 16 Aug Eastern Lake

Sunny until early afternoon then becoming partly cloudy. Highs 84 to 94. Northeast wind around 10 Mph shifting to the south in the afternoon.

Tonight 16 Aug Eastern Lake

Partly cloudy in the evening then becoming mostly cloudy. Lows 56 to 66. West wind around 10 Mph.

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Detert Reservoir Temperature Statistics

August Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (21.7 miles)

  • Lowest 10 August, 2026

    49.6 °F

  • Average August

    69.3 °F

  • Highest 1 August, 2026

    98.7 °F

Climate (2021–2026)

Santa Rosa, Santa Rosa Sonoma County Airport (21.7 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    72.8 °F
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