Ainsworth State Park Rainfall Forecast
- 5%
- No Rain
- No Rain
- 5%
- 30%
- 30%
- 65%
Ainsworth State Park Rainfall Statistics
October Rainfall
Portland, Portland-Troutdale Airport (17.4 miles)
Total Rainfall October
0.2 inDaily Average October
0.02 inWettest Day 9 October, 2026
0.1 inWet Days October
2/13 (15%)
Climate (2021–2025)
Portland, Portland-Troutdale Airport (17.4 miles)
Annual Average 2021–2025
39.7 inMonthly Average 2021–2026
3.4 inDaily Average 2021–2026
0.1 inWettest Day 18 December, 2025
2.3 in