Jack London State Historic Park Weather Forecast

    • 42
    • 51

    Increasing Clouds

    • 39
    • 60

    Partly Sunny

    • 41
    • 60

    Mostly Sunny

    • 41
    • 60

    Partly Sunny

    • 42
    • 60

    Mostly Sunny

    • 40
    • 61

    Mostly Sunny

Today 29 Nov North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs in the 50s to mid 60s. Northeast Winds 5 to 10 Mph. Becoming south in the afternoon.

Tonight 29 Nov North Bay Interior Valleys

Mostly clear in the evening then becoming mostly cloudy. Patchy fog in the evening. Areas of fog after midnight. Lows in the 40s. North Winds up to 5 Mph in the evening. Becoming light.

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Jack London State Historic Park Temperature Statistics

November Temperature

Petaluma Municipal Airport (6.8 miles)

  • Lowest 22 November, 2025

    37.4 °F

  • Average November

    55.6 °F

  • Highest 10 November, 2025

    77 °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

    68.7 °F
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