First Slough Rainfall Forecast

  • 5%
  • 30%
  • 70%
  • 65%
  • 40%
  • 5%
  • No Rain
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First Slough Rainfall Statistics

April Rainfall

San Carlos Airport (2.5 miles)

  • Total Rainfall April

    0in

  • Daily Average April

    0in

  • Wettest Day 1 April, 2026

    0in

  • Wet Days April

    –

Climate (2010–Present)

San Carlos Airport (2.5 miles)

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  • Annual Average 2021–2025

    6.1in

  • Monthly Average 2021–2026

    0.5in

  • Daily Average 2021–2026

    0.02in

  • Wettest Day 31 December, 2022

    3.5in
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