Two Rock Weather Forecast

    • 53
    • 58

    Rain

    • 45
    • 60

    Decreasing Clouds

    • 51
    • 58

    Rain Likely

    • 53
    • 58

    Rain

    • 52
    • 58

    Rain

    • 51
    • 57

    Rain

    • 48
    • 56

    Rain Likely

Today 16 Dec North Bay Interior Valleys

Cloudy. Patchy fog. A chance of rain. Highs in the 50s to lower 60s. South Winds around 5 Mph.

Tonight 16 Dec North Bay Interior Valleys

Patchy fog. Rain likely. Lows in the upper 40s to mid 50s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Two Rock Temperature Statistics

December Temperature

Petaluma Municipal Airport (9.9 miles)

  • Lowest 4 December, 2025

    33.8 °F

  • Average December

    43 °F

  • Highest 3 December, 2025

    66.2 °F

Climate (2020–Present)

Petaluma Municipal Airport (9.9 miles)

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  • Average Low 2020–2025

    44.6 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    68.6 °F
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