Surprise Cove State Marine Park Rainfall Forecast
- 55%
- 95%
- 80%
- 65%
- 45%
- 55%
- 40%
Surprise Cove State Marine Park Rainfall Statistics
September Rainfall
Portage, Portage Glacier (14.9 miles)
Total Rainfall September
14.4inDaily Average September
1inWettest Day 10 September, 2025
3.4inWet Days September
13/17 (76%)
Climate (2010–Present)
Portage, Portage Glacier (14.9 miles)
Annual Average 2020–2024
92.9inMonthly Average 2020–2025
9.5inDaily Average 2020–2025
0.3inWettest Day 30 October, 2021
10.3in