Mason Neck State Park Rainfall Forecast
- 5%
- 5%
- 80%
- No Rain
- No Rain
- 5%
- 30%
Mason Neck State Park Rainfall Statistics
December Rainfall
Fort Belvoir (4.3 miles)
Total Rainfall December
0.8inDaily Average December
0.1inWettest Day 2 December, 2025
0.7inWet Days December
2/12 (17%)
Climate (2010–Present)
Fort Belvoir (4.3 miles)
Annual Average 2020–2024
34.8inMonthly Average 2020–2025
2.7inDaily Average 2020–2025
0.1inWettest Day 22 December, 2021
3.2in