San Francisco Bay - Castro Point Weather Forecast

    • 58
    • 71

    Mostly Sunny

    • 56
    • 67

    Increasing Clouds

    • 55
    • 62

    Partly Sunny

    • 54
    • 61

    Partly Sunny

    • 55
    • 59

    Mostly Cloudy

    • 56
    • 60

    Mostly Cloudy

    • 56
    • 63

    Partly Sunny

Today 15 Jul San Francisco Bay Shoreline

Sunny. Highs in the 70s to mid 80s. West Winds 10 to 20 Mph.

Tonight 15 Jul San Francisco Bay Shoreline

Mostly clear. Lows in the upper 50s. West Winds 10 to 20 Mph.

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San Francisco Bay - Castro Point Temperature Statistics

July Temperature

Novato / Gnoss Field (16.2 miles)

  • Lowest 1 July, 2026

    50 °F

  • Average July

    64 °F

  • Highest 13 July, 2026

    96.8 °F

Climate (2021–2026)

Novato / Gnoss Field (16.2 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    57.7 °F

  • Average High 2021–2026

    72.5 °F
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