Columbia River - Government Island Rainfall Forecast

  • 50%
  • 15%
  • 15%
  • 80%
  • 65%
  • 15%
  • 40%
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Columbia River - Government Island Rainfall Statistics

November Rainfall

Portland, Portland International Airport (5 miles)

  • Total Rainfall November

    3in

  • Daily Average November

    0.2in

  • Wettest Day 1 November, 2025

    0.8in

  • Wet Days November

    9/20 (45%)

Climate (2010–Present)

Portland, Portland International Airport (5 miles)

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  • Annual Average 2020–2024

    36.8in

  • Monthly Average 2020–2025

    3.1in

  • Daily Average 2020–2025

    0.1in

  • Wettest Day 26 December, 2022

    2.1in
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