San Pablo Bay Weather Forecast

    • 50
    • 54

    Cloudy

    • 49
    • 57

    Mostly Cloudy

    • 46
    • 55

    Partly Sunny

    • 44
    • 57

    Partly Sunny

    • 45
    • 52

    Mostly Cloudy

    • 45
    • 55

    Mostly Cloudy

    • 48
    • 56

    Mostly Cloudy

Today 21 Jan East Bay Interior Valleys

Mostly cloudy. Areas of fog late in the morning. Highs in the mid 50s to lower 60s. Northeast Winds around 5 Mph.

Tonight 21 Jan East Bay Interior Valleys

Cloudy. Widespread dense fog. Lows in the mid 40s. Light Winds.

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San Pablo Bay Temperature Statistics

January Temperature

Novato / Gnoss Field (10.6 miles)

  • Lowest 12 January, 2026

    33.8 °F

  • Average January

    50.5 °F

  • Highest 15 January, 2026

    66.2 °F

Climate (2021–Present)

Novato / Gnoss Field (10.6 miles)

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  • Average Low 2021–2026

    46.3 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    72.3 °F
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