Maxwell Farms Regional Park Weather Forecast

    • 38
    • 60

    Mostly Sunny

    • 40
    • 60

    Partly Sunny

    • 48
    • 62

    Mostly Cloudy

    • 50
    • 61

    Rain Likely

    • 43
    • 59

    Chance Rain

    • 47
    • 57

    Chance Rain

Today 13 Dec North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Patchy dense fog in the morning. Highs in the lower 50s to mid 60s. Southeast Winds 5 to 15 Mph.

Tonight 13 Dec North Bay Interior Valleys

Mostly clear in the evening then becoming partly cloudy. Areas of fog. Lows in the 30s to upper 40s. Southwest Winds 5 to 10 Mph.

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  • Temperature Real-Time

Maxwell Farms Regional Park Temperature Statistics

December Temperature

Petaluma Municipal Airport (6.8 miles)

  • Lowest 4 December, 2025

    33.8 °F

  • Average December

    43.8 °F

  • Highest 3 December, 2025

    66.2 °F

Climate (2020–Present)

Petaluma Municipal Airport (6.8 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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