Tumwater Rainfall Forecast
- No Rain
- 60%
- 75%
- 35%
- 20%
- 35%
- 20%
Tumwater Rainfall Statistics
October Rainfall
Olympia, Olympia Airport (1.9 miles)
Total Rainfall October
0.01 inDaily Average October
0 inWettest Day 17 October, 2026
0.01 inWet Days October
1/23 (4%)
Climate (2021–2025)
Olympia, Olympia Airport (1.9 miles)
Annual Average 2021–2025
49.5 inMonthly Average 2021–2026
4 inDaily Average 2021–2026
0.1 inWettest Day 6 January, 2022
4 in