Gresham - Centennial Rainfall Forecast

  • 95%
  • No Rain
  • 5%
  • 5%
  • 15%
  • 15%
  • 5%
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  • Rainfall Probability Forecast NOAA

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Gresham - Centennial Rainfall Statistics

April Rainfall

Portland, Portland-Troutdale Airport (4.3 miles)

  • Total Rainfall April

    2.5in

  • Daily Average April

    0.1in

  • Wettest Day 15 April, 2026

    0.8in

  • Wet Days April

    9/22 (41%)

Climate (2010–Present)

Portland, Portland-Troutdale Airport (4.3 miles)

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  • Annual Average 2021–2025

    39.7in

  • Monthly Average 2021–2026

    3.4in

  • Daily Average 2021–2026

    0.1in

  • Wettest Day 18 December, 2025

    2.3in
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