San Rafael Airport Weather Forecast

    • 51
    • 80

    Decreasing Clouds

    • 52
    • 76

    Partly Sunny

    • 51
    • 72

    Mostly Sunny

    • 53
    • 81

    Sunny

    • 56
    • 88

    Sunny

    • 56
    • 86

    Mostly Sunny

Today 25 Sep North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Highs in the lower 70s to mid 80s. West Winds 10 to 20 Mph.

Tonight 25 Sep North Bay Interior Valleys

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 40s to mid 50s. West Winds 10 to 20 Mph. Becoming 5 to 10 Mph after midnight.

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  • Temperature Real-Time

San Rafael Airport Temperature Statistics

September Temperature

Novato / Gnoss Field (8.7 miles)

  • Lowest 6 September, 2026

    48.2 °F

  • Average September

    65.6 °F

  • Highest 9 September, 2026

    100.4 °F

Climate (2021–2026)

Novato / Gnoss Field (8.7 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    72.4 °F
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