San Marin Weather Forecast

    • 45
    • 58

    Rain Likely

    • 45
    • 62

    Partly Sunny

    • 49
    • 61

    Rain Likely

    • 45
    • 60

    Chance Rain

    • 44
    • 65

    Partly Sunny

    • 46
    • 65

    Mostly Sunny

Today 17 Nov North Bay Interior Valleys

Patchy fog in the morning. Showers likely and a slight chance of Thunderstorms. Highs in the 50s to lower 60s. West Winds 10 to 20 Mph.

Tonight 17 Nov North Bay Interior Valleys

Partly cloudy. A chance of rain in the evening. Lows in the 40s to lower 50s. Northwest Winds 10 to 15 Mph.

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San Marin Temperature Statistics

November Temperature

Novato / Gnoss Field (2.5 miles)

  • Lowest 1 November, 2025

    42.8 °F

  • Average November

    59.4 °F

  • Highest 10 November, 2025

    82.4 °F

Climate (2020–Present)

Novato / Gnoss Field (2.5 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    57.4 °F

  • Average High 2020–2025

    72.4 °F
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