Flagg Island Park Rainfall Forecast

Today 4 Sep
30%
Fri 5 Sep
35%
Sat 6 Sep
45%
Sun 7 Sep
30%
Mon 8 Sep
65%
Tue 9 Sep
75%
Wed 10 Sep
65%

Flagg Island Park Rainfall Statistics

September Rainfall

Portland, Portland-Troutdale Airport (3.1 miles)

Total Rainfall 2025
18.9in
Daily Average 2025
0.1in
Wettest Day 21 March, 2025
1.1in
Wet Days 2025
83/247 (34%)
Total Rainfall August
0.3in
Daily Average August
0.01in
Wettest Day 16 August, 2025
0.3in
Wet Days August
2/31 (6%)
Total Rainfall September
0in
Daily Average September
0in
Wettest Day 1 September, 2025
0in
Wet Days September
–

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