Portland Rainfall Forecast

  • 5%
  • 5%
  • 45%
  • 20%
  • 5%
  • 5%
  • 5%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Portland Rainfall Statistics

September Rainfall

Portland, Portland International Airport (5.6 miles)

  • Total Rainfall September

    2.9in
  • Daily Average September

    0.2in
  • Wettest Day 12 September, 2018

    2.1in
  • Wet Days September

    5/20 (25%)

Climate (2010–Present)

Portland, Portland International Airport (5.6 miles)

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  • Annual Average 2010–Present

    56in
  • Monthly Average 2010–Present

    5in
  • Daily Average 2010–Present

    0.2in
  • Wettest Day 31 October, 2015

    6.9in
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