San Rafael Bay - West Marin Island Rainfall Forecast

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San Rafael Bay - West Marin Island Rainfall Statistics

October Rainfall

Novato / Gnoss Field (12.4 miles)

  • Total Rainfall October

    0.6in

  • Daily Average October

    0.04in

  • Wettest Day 13 October, 2025

    0.4in

  • Wet Days October

    5/17 (29%)

Climate (2010–Present)

Novato / Gnoss Field (12.4 miles)

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  • Annual Average 2020–2024

    9.8in

  • Monthly Average 2020–2025

    0.9in

  • Daily Average 2020–2025

    0.03in

  • Wettest Day 24 October, 2021

    4.7in
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