Tomales Bay - Preston Point Weather Forecast

    • 47
    • 58

    Rain Likely

    • 51
    • 58

    Mostly Sunny

    • 54
    • 62

    Mostly Sunny

    • 54
    • 62

    Partly Sunny

    • 52
    • 59

    Partly Sunny

    • 53
    • 61

    Partly Sunny

    • 54
    • 62

    Mostly Sunny

Today 26 Oct Coastal North Bay Including Point Reyes National Seashore

Rain likely. Highs in the lower 60s. South Winds 10 to 15 Mph. Becoming southwest 10 to 20 Mph in the afternoon.

Tonight 26 Oct Coastal North Bay Including Point Reyes National Seashore

Mostly clear. A slight chance of rain in the evening. Lows in the upper 40s. Northwest Winds 5 to 15 Mph.

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Tomales Bay - Preston Point Temperature Statistics

October Temperature

Petaluma Municipal Airport (18 miles)

  • Lowest 17 October, 2025

    41 °F

  • Average October

    56.3 °F

  • Highest 7 October, 2025

    86 °F

Climate (2020–Present)

Petaluma Municipal Airport (18 miles)

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  • Average Low 2020–2025

    44.4 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    68.8 °F
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