Flagg Island Park Rainfall Forecast

  • No Rain
  • 40%
  • 65%
  • 5%
  • 20%
  • 30%
  • 30%
Graph Plots Open in Graphs

  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Flagg Island Park Rainfall Statistics

September Rainfall

Portland, Portland-Troutdale Airport (3.1 miles)

  • Total Rainfall September

    0.6in

  • Daily Average September

    0.04in

  • Wettest Day 14 September, 2025

    0.5in

  • Wet Days September

    2/19 (11%)

Climate (2010–Present)

Portland, Portland-Troutdale Airport (3.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Annual Average 2020–2024

    38.9in

  • Monthly Average 2020–2025

    3.2in

  • Daily Average 2020–2025

    0.1in

  • Wettest Day 10 June, 2022

    2.1in
Get WillyWeather+ to remove ads