Corte Madera Creek - Bon Air Road Bridge Weather Forecast

    • 54
    • 79

    Mostly Sunny

    • 58
    • 74

    Increasing Clouds

    • 56
    • 77

    Partly Sunny

    • 56
    • 83

    Mostly Sunny

    • 56
    • 82

    Partly Sunny

    • 56
    • 78

    Partly Sunny

    • 57
    • 79

    Mostly Sunny

Today 15 Sep North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Highs in the mid 70s to lower 90s.

Tonight 15 Sep North Bay Interior Valleys

Mostly clear in the evening then becoming partly cloudy. Patchy fog after midnight. Lows in the 40s to upper 50s. Southwest Winds 10 to 15 Mph.

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Corte Madera Creek - Bon Air Road Bridge Temperature Statistics

September Temperature

Novato / Gnoss Field (13.7 miles)

  • Lowest 6 September, 2026

    48.2 °F

  • Average September

    67.6 °F

  • Highest 9 September, 2026

    100.4 °F

Climate (2021–2026)

Novato / Gnoss Field (13.7 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    72.5 °F
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