Petaluma River - Adobe Creek Entrance Weather Forecast

    • 44
    • 60

    Increasing Clouds

    • 51
    • 57

    Chance Rain

    • 52
    • 56

    Rain

    • 52
    • 57

    Rain

    • 52
    • 57

    Rain

    • 49
    • 54

    Rain Likely

Today 17 Dec North Bay Interior Valleys

Becoming partly cloudy in the afternoon. Rain in the morning. A slight chance of rain in the afternoon. Highs in the 50s to mid 60s. West Winds 5 to 15 Mph.

Tonight 17 Dec North Bay Interior Valleys

Partly cloudy in the evening then becoming mostly cloudy. Patchy fog in the Evening, then Areas of fog after midnight. Lows in the 40s. Northwest Winds up to 5 Mph.

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Petaluma River - Adobe Creek Entrance Temperature Statistics

December Temperature

Petaluma Municipal Airport (1.9 miles)

  • Lowest 4 December, 2025

    33.8 °F

  • Average December

    42.8 °F

  • Highest 3 December, 2025

    66.2 °F

Climate (2020–Present)

Petaluma Municipal Airport (1.9 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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