Portage Rainfall Forecast
- 20%
- 75%
- No Rain
- 5%
- No Rain
- No Rain
- No Rain
Portage Rainfall Statistics
September Rainfall
Seattle, Seattle-Tacoma International Airport (6.2 miles)
Total Rainfall September
1.4inDaily Average September
0.1inWettest Day 13 September, 2026
0.6inWet Days September
7/28 (25%)
Climate (2021–2025)
Seattle, Seattle-Tacoma International Airport (6.2 miles)
Annual Average 2021–2025
37.2inMonthly Average 2021–2026
3.1inDaily Average 2021–2026
0.1inWettest Day 28 February, 2022
3in