San Francisco Bay - Castro Point Weather Forecast

    • 56
    • 65

    Mostly Sunny

    • 60
    • 72

    Sunny

    • 59
    • 74

    Sunny

    • 57
    • 70

    Sunny

    • 55
    • 63

    Mostly Sunny

    • 54
    • 60

    Breezy

    • 54
    • 60

    Slight Chance Rain

Today 14 Oct San Francisco Bay Shoreline

Sunny. Highs in the 70s. Northwest Winds 5 to 15 Mph.

Tonight 14 Oct San Francisco Bay Shoreline

Clear. Lows in the lower 50s. Northwest Winds 5 to 10 Mph in the evening. Becoming light.

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San Francisco Bay - Castro Point Temperature Statistics

October Temperature

Novato / Gnoss Field (16.2 miles)

  • Lowest 12 October, 2026

    44.6 °F

  • Average October

    64.7 °F

  • Highest 3 October, 2026

    100.4 °F

Climate (2021–2026)

Novato / Gnoss Field (16.2 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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