Two Rock Weather Forecast

    • 41
    • 61

    Chance Rain

    • 41
    • 64

    Mostly Sunny

    • 43
    • 64

    Mostly Sunny

    • 43
    • 62

    Partly Sunny

    • 42
    • 62

    Partly Sunny

    • 42
    • 62

    Partly Sunny

Today 20 Nov North Bay Interior Valleys

Mostly cloudy in the morning then becoming partly cloudy. A chance of rain in the Morning, then a slight chance of rain in the afternoon. Highs in the mid 50s to lower 60s. Northwest Winds 10 to 15 Mph.

Tonight 20 Nov North Bay Interior Valleys

Rain likely. Lows in the mid 40s to lower 50s. East Winds 5 to 10 Mph.

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Two Rock Temperature Statistics

November Temperature

Petaluma Municipal Airport (9.9 miles)

  • Lowest 18 November, 2025

    42.8 °F

  • Average November

    58.3 °F

  • Highest 10 November, 2025

    77 °F

Climate (2020–Present)

Petaluma Municipal Airport (9.9 miles)

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  • Average Low 2020–2025

    44.5 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    68.8 °F
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