South Portland Rainfall Forecast

  • 10%
  • 5%
  • 55%
  • 65%
  • 45%
  • 75%
  • 55%
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  • Rainfall Probability Forecast NOAA

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South Portland Rainfall Statistics

March Rainfall

Portland, Portland International Jetport (3.1 miles)

  • Total Rainfall March

    3.4in

  • Daily Average March

    0.1in

  • Wettest Day 16 March, 2026

    1.5in

  • Wet Days March

    13/29 (45%)

Climate (2010–Present)

Portland, Portland International Jetport (3.1 miles)

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  • Annual Average 2021–2025

    46.1in

  • Monthly Average 2021–2026

    3.8in

  • Daily Average 2021–2026

    0.1in

  • Wettest Day 14 October, 2022

    2.8in
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