San Francisco Bay - San Mateo Creek Entrance Rainfall Forecast

  • 10%
  • 35%
  • No Rain
  • No Rain
  • 5%
  • 5%
  • 5%
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San Francisco Bay - San Mateo Creek Entrance Rainfall Statistics

September Rainfall

San Francisco, San Francisco International Airport (4.3 miles)

  • Total Rainfall September

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  • Daily Average September

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  • Wettest Day 3 September, 2026

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  • Wet Days September

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Climate (2021–2025)

San Francisco, San Francisco International Airport (4.3 miles)

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  • Annual Average 2021–2025

    20.2in

  • Monthly Average 2021–2026

    1.8in

  • Daily Average 2021–2026

    0.1in

  • Wettest Day 24 October, 2021

    4in
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