Portola Rainfall Forecast

  • 5%
  • 85%
  • 55%
  • 5%
  • 5%
  • 5%
  • 5%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Portola Rainfall Statistics

September Rainfall

Reno/Stead (32.9 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)

Reno/Stead (32.9 miles)

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  • Annual Average 2021–2025

    5.7in

  • Monthly Average 2021–2026

    0.5in

  • Daily Average 2021–2026

    0.02in

  • Wettest Day 24 October, 2021

    3in
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