San Pablo Bay - Gallinas Creek Entrance Weather Forecast

    • 55
    • 87

    Mostly Sunny

    • 56
    • 85

    Mostly Sunny

    • 59
    • 89

    Partly Sunny

    • 59
    • 89

    Mostly Sunny

    • 59
    • 87

    Mostly Sunny

    • 58
    • 87

    Mostly Sunny

Today 30 Sep North Bay Interior Valleys

Sunny. Highs in the upper 70s to lower 90s. South Winds 5 to 15 Mph.

Tonight 30 Sep North Bay Interior Valleys

Clear in the evening then becoming partly cloudy. Lows in the 50s to lower 60s. West Winds 5 to 10 Mph. Becoming northeast after midnight.

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  • Temperature Real-Time

San Pablo Bay - Gallinas Creek Entrance Temperature Statistics

September Temperature

Novato / Gnoss Field (8.7 miles)

  • Lowest 6 September, 2026

    48.2 °F

  • Average September

    65.3 °F

  • Highest 9 September, 2026

    100.4 °F

Climate (2021–2026)

Novato / Gnoss Field (8.7 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    72.4 °F
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