Mount Rainier National Park Rainfall Forecast
- 35%
- 65%
- 65%
- 75%
- 70%
- 65%
- 40%
Mount Rainier National Park Rainfall Statistics
September Rainfall
Stampede Pass (31.1 miles)
Total Rainfall September
0inDaily Average September
0inWettest Day 1 September, 2025
0inWet Days September
–
Climate (2010–Present)
Stampede Pass (31.1 miles)
Annual Average 2020–2024
76.5inMonthly Average 2020–2025
6.2inDaily Average 2020–2025
0.2inWettest Day 4 November, 2022
7.4in