San Geronimo Weather Forecast

    • 46
    • 55

    Chance Rain

    • 47
    • 58

    Mostly Sunny

    • 50
    • 58

    Rain Likely

    • 47
    • 58

    Chance Rain

    • 47
    • 62

    Partly Sunny

    • 47
    • 61

    Mostly Sunny

Today 17 Nov Marin Coastal Range

Showers likely in the morning. Isolated Thunderstorms. A chance of Showers in the afternoon. Highs in the mid 50s. West Winds 15 to 20 Mph.

Tonight 17 Nov Marin Coastal Range

Mostly cloudy in the evening then becoming partly cloudy. A chance of Showers in the evening. Lows in the mid 40s. Northwest Winds 10 to 20 Mph. Becoming north 5 to 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Geronimo Temperature Statistics

November Temperature

Novato / Gnoss Field (10.6 miles)

  • Lowest 1 November, 2025

    42.8 °F

  • Average November

    59.2 °F

  • Highest 10 November, 2025

    82.4 °F

Climate (2020–Present)

Novato / Gnoss Field (10.6 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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