San Pablo Bay - Rat Rock Weather Forecast

    • 43
    • 54

    Mostly Sunny

    • 44
    • 57

    Mostly Sunny

    • 47
    • 57

    Mostly Sunny

    • 48
    • 59

    Mostly Sunny

    • 48
    • 60

    Mostly Sunny

    • 47
    • 58

    Partly Sunny

Today 12 Jan North Bay Interior Valleys

Sunny. Patchy dense fog in the morning. Highs in the 50s to mid 60s. Northeast Winds 5 to 10 Mph. Becoming southeast in the afternoon.

Tonight 12 Jan North Bay Interior Valleys

Mostly clear. Lows in the mid 30s to upper 40s. Northeast Winds 5 to 10 Mph.

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San Pablo Bay - Rat Rock Temperature Statistics

January Temperature

Novato / Gnoss Field (10.6 miles)

  • Lowest 9 January, 2026

    35.6 °F

  • Average January

    52.8 °F

  • Highest 3 January, 2026

    62.6 °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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