Two Rock Weather Forecast

    • 52
    • 76

    Becoming Sunny

    • 54
    • 74

    Mostly Cloudy

    • 54
    • 67

    Mostly Cloudy

    • 52
    • 69

    Areas Fog

    • 52
    • 70

    Patchy Fog

    • 52
    • 68

    Mostly Cloudy

Today 11 Aug North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Areas of fog in the morning. Highs in the lower 70s to mid 80s. South Winds 5 to 15 Mph.

Tonight 11 Aug North Bay Interior Valleys

Mostly clear in the evening then becoming mostly cloudy. Patchy fog in the evening. Areas of fog after midnight. Lows in the 50s. Southwest Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Two Rock Temperature Statistics

August Temperature

Petaluma Municipal Airport (9.9 miles)

  • Lowest 1 August, 2026

    48.2 °F

  • Average August

    64.8 °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

    44.8 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    68.5 °F
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