Sonsara Weather Forecast

    • 56
    • 71

    Mostly Cloudy

    • 56
    • 72

    Partly Sunny

    • 55
    • 76

    Partly Sunny

    • 60
    • 89

    Mostly Sunny

    • 59
    • 91

    Mostly Sunny

    • 56
    • 83

    Partly Sunny

Today 20 Sep East Bay Interior Valleys

Mostly cloudy. Highs near 80. West Winds 5 to 10 Mph.

Tonight 20 Sep East Bay Interior Valleys

Mostly cloudy in the evening then becoming partly cloudy. Lows in the upper 50s. Southwest Winds 5 to 10 Mph.

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Sonsara Temperature Statistics

September Temperature

Oakland, Metro Oakland International Airport (9.3 miles)

  • Lowest 14 September, 2026

    52.6 °F

  • Average September

    66.7 °F

  • Highest 9 September, 2026

    96.7 °F

Climate (2021–2026)

Oakland, Metro Oakland International Airport (9.3 miles)

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  • Average Low 2021–2026

    51.1 °F

  • Average 2021–2026

    58.9 °F

  • Average High 2021–2026

    67.2 °F
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