George W Joseph State Park Rainfall Forecast
- 5%
- No Rain
- No Rain
- 30%
- 15%
- No Rain
- No Rain
George W Joseph State Park Rainfall Statistics
May Rainfall
Portland, Portland-Troutdale Airport (8.7 miles)
Total Rainfall May
–Daily Average May
–Wettest Day 5 May, 2026
–Wet Days May
–
Climate (2010–Present)
Portland, Portland-Troutdale Airport (8.7 miles)
Annual Average 2021–2025
39.7inMonthly Average 2021–2026
3.4inDaily Average 2021–2026
0.1inWettest Day 18 December, 2025
2.3in