Downtown (Portland) Rainfall Forecast

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Downtown (Portland) Rainfall Statistics

December Rainfall

Portland, Portland International Jetport (2.5 miles)

  • Total Rainfall December

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  • Daily Average December

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  • Wettest Day 2 December, 2025

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  • Wet Days December

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Climate (2010–Present)

Portland, Portland International Jetport (2.5 miles)

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  • Annual Average 2020–2024

    46.9in

  • Monthly Average 2020–2025

    3.9in

  • Daily Average 2020–2025

    0.1in

  • Wettest Day 14 October, 2022

    2.8in
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