Portland Rainfall Forecast

  • 50%
  • 100%
  • 75%
  • 55%
  • 25%
  • 25%
  • 45%
Graph Plots Open in Graphs
  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Portland Rainfall Statistics

December Rainfall

Portland, Portland International Airport (5.6 miles)

  • Total Rainfall December

    1in
  • Daily Average December

    0.1in
  • Wettest Day 7 December, 2019

    0.6in
  • Wet Days December

    3/11 (27%)

Climate (2010–Present)

Portland, Portland International Airport (5.6 miles)

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  • Annual Average 2010–Present

    48.4in
  • Monthly Average 2010–Present

    4in
  • Daily Average 2010–Present

    0.1in
  • Wettest Day 13 October, 2016

    5.6in
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