Two Rock Weather Forecast

    • 40
    • 51

    Increasing Clouds

    • 40
    • 62

    Partly Sunny

    • 40
    • 64

    Partly Sunny

    • 42
    • 61

    Partly Sunny

    • 45
    • 62

    Partly Sunny

    • 45
    • 62

    Partly Sunny

Today 1 Dec North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Patchy dense fog in the morning. Highs in the 40s to mid 50s. Southeast Winds 10 to 15 Mph.

Tonight 1 Dec North Bay Interior Valleys

Mostly clear in the evening then becoming mostly cloudy. Lows in the 30s to upper 40s. North Winds 5 to 10 Mph.

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Two Rock Temperature Statistics

December Temperature

Petaluma Municipal Airport (9.9 miles)

  • Lowest

  • Average December

  • Highest

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

    68.7 °F
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