San Pablo Bay - Rat Rock Weather Forecast

    • 59
    • 85

    Sunny

    • 56
    • 78

    Mostly Sunny

    • 53
    • 67

    Mostly Sunny

    • 53
    • 62

    Chance Rain Showers

    • 54
    • 64

    Slight Chance Rain Showers

    • 54
    • 66

    Partly Sunny

    • 52
    • 64

    Partly Sunny

Today 16 Oct North Bay Interior Valleys

Mostly clear. Lows in the 40s to lower 50s. Highs in the lower 60s to mid 70s.

Tonight 16 Oct North Bay Interior Valleys

Clear. Lows in the upper 40s to mid 60s. Northwest Winds up to 5 Mph.

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San Pablo Bay - Rat Rock Temperature Statistics

October Temperature

Novato / Gnoss Field (10.6 miles)

  • Lowest 13 October, 2026

    42.8 °F

  • Average October

    63.8 °F

  • Highest 3 October, 2026

    100.4 °F

Climate (2021–2026)

Novato / Gnoss Field (10.6 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    72.5 °F
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