Millersylvania State Park Rainfall Forecast
- 80%
- 85%
- 10%
- No Rain
- No Rain
- 20%
- 50%
Millersylvania State Park Rainfall Statistics
December Rainfall
Olympia, Olympia Airport (3.7 miles)
Total Rainfall December
12.8inDaily Average December
0.6inWettest Day 8 December, 2025
3inWet Days December
17/25 (68%)
Climate (2010–Present)
Olympia, Olympia Airport (3.7 miles)
Annual Average 2020–2024
50.9inMonthly Average 2020–2025
4inDaily Average 2020–2025
0.1inWettest Day 6 January, 2022
4in