Gresham - Holly Brook Rainfall Forecast

  • 75%
  • 5%
  • 30%
  • 35%
  • 30%
  • 10%
  • 15%
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  • Rainfall Probability Forecast NOAA

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Gresham - Holly Brook Rainfall Statistics

January Rainfall

Portland, Portland-Troutdale Airport (4.3 miles)

  • Total Rainfall January

    0.9in

  • Daily Average January

    0.2in

  • Wettest Day 1 January, 2026

    0.4in

  • Wet Days January

    4/8 (50%)

Climate (2010–Present)

Portland, Portland-Troutdale Airport (4.3 miles)

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  • Annual Average 2021–2025

    39.7in

  • Monthly Average 2021–2025

    3.3in

  • Daily Average 2021–2026

    0.1in

  • Wettest Day 18 December, 2025

    2.3in
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