Tomales Bay State Park Weather Forecast

    • 53
    • 62

    Partly Sunny

    • 55
    • 62

    Mostly Sunny

    • 54
    • 67

    Mostly Sunny

    • 54
    • 68

    Mostly Sunny

    • 54
    • 69

    Partly Sunny

    • 54
    • 65

    Partly Sunny

Today 26 Sep Coastal North Bay Including Point Reyes National Seashore

Mostly cloudy late in the morning then becoming partly cloudy. Highs in the lower to mid 60s. West Winds around 5 Mph increasing to 10 to 15 Mph in the afternoon.

Tonight 26 Sep Coastal North Bay Including Point Reyes National Seashore

Mostly cloudy. Lows in the lower 50s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tomales Bay State Park Temperature Statistics

September Temperature

Petaluma Municipal Airport (18 miles)

  • Lowest 17 September, 2022

    44.6 °F

  • Average September

    66.1 °F

  • Highest 5 September, 2022

    107.6 °F

Climate (2011–Present)

Petaluma Municipal Airport (18 miles)

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  • Average Low 2011–Present

    45.9 °F

  • Average 2011–Present

    57 °F

  • Average High 2011–Present

    71.4 °F
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