San Pablo Bay - Petaluma River Entrance Weather Forecast

    • 53
    • 80

    Mostly Sunny

    • 52
    • 82

    Increasing Clouds

    • 49
    • 64

    Chance Rain

    • 44
    • 62

    Slight Chance Rain

    • 41
    • 61

    Partly Sunny

    • 46
    • 62

    Rain Likely

    • 48
    • 59

    Rain Likely

Today 24 Mar North Bay Interior Valleys

Sunny. Highs in the 70s to 80s. West Winds around 5 Mph.

Tonight 24 Mar North Bay Interior Valleys

Mostly clear. Lows in the 50s to lower 60s. Northwest Winds up to 5 Mph. Becoming north after midnight.

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  • Temperature Real-Time

San Pablo Bay - Petaluma River Entrance Temperature Statistics

March Temperature

Novato / Gnoss Field (3.7 miles)

  • Lowest 9 March, 2025

    35.6 °F

  • Average March

    51.9 °F

  • Highest 10 March, 2025

    71.6 °F

Climate (2020–Present)

Novato / Gnoss Field (3.7 miles)

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  • Average Low 2020–2025

    45.9 °F

  • Average 2020–2025

    57.6 °F

  • Average High 2020–2025

    72.7 °F
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