Two Rock Weather Forecast

    • 54
    • 79

    Gradual Clearing

    • 55
    • 76

    Partly Sunny

    • 55
    • 75

    Mostly Cloudy

    • 53
    • 73

    Partly Sunny

    • 52
    • 75

    Partly Sunny

    • 52
    • 75

    Partly Sunny

Today 18 Aug North Bay Interior Valleys

Mostly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs in the 70s to 80s. Southwest Winds 5 to 15 Mph.

Tonight 18 Aug North Bay Interior Valleys

Partly cloudy in the evening then becoming mostly cloudy. Patchy fog after midnight. Lows in the 50s to lower 60s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Two Rock Temperature Statistics

August Temperature

Petaluma Municipal Airport (9.9 miles)

  • Lowest 10 August, 2026

    46.4 °F

  • Average August

    63.1 °F

  • Highest 2 August, 2026

    93.2 °F

Climate (2021–2026)

Petaluma Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    44.7 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    68.5 °F
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