Seattle-Tacoma International Airport Rainfall Forecast
- 95%
- 85%
- No Rain
- No Rain
- No Rain
- No Rain
- No Rain
Seattle-Tacoma International Airport Rainfall Statistics
September Rainfall
Seattle, Seattle-Tacoma International Airport (0 miles)
Total Rainfall September
0.3inDaily Average September
0.04inWettest Day 2 September, 2026
0.2inWet Days September
2/12 (17%)
Climate (2021–2025)
Seattle, Seattle-Tacoma International Airport (0 miles)
Annual Average 2021–2025
37.2inMonthly Average 2021–2026
3.1inDaily Average 2021–2026
0.1inWettest Day 28 February, 2022
3in