Tomales Bay Weather Forecast

    • 51
    • 57

    Increasing Clouds

    • 54
    • 58

    Mostly Cloudy

    • 56
    • 59

    Mostly Cloudy

    • 55
    • 61

    Mostly Cloudy

    • 54
    • 66

    Partly Sunny

    • 53
    • 65

    Partly Sunny

    • 51
    • 61

    Partly Sunny

Today 10 Jul Coastal North Bay Including Point Reyes National Seashore

Partly cloudy late in the morning then becoming sunny. Highs in the lower 60s to mid 70s. West Winds 10 to 20 Mph.

Tonight 10 Jul Coastal North Bay Including Point Reyes National Seashore

Partly cloudy. Lows in the lower 50s. West Winds 10 to 20 Mph. Becoming northwest 5 to 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tomales Bay Temperature Statistics

July Temperature

Petaluma Municipal Airport (17.4 miles)

  • Lowest 1 July, 2026

    46.4 °F

  • Average July

    59 °F

  • Highest 1 July, 2026

    80.6 °F

Climate (2021–2026)

Petaluma Municipal Airport (17.4 miles)

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  • Average Low 2021–2026

    44.8 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    68.5 °F
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