Perch River Rainfall Forecast
- 10%
- 5%
- No Rain
- 60%
- 10%
- 20%
- 35%
Perch River Rainfall Statistics
September Rainfall
Watertown, Watertown International Airport (5.6 miles)
Total Rainfall September
2.1inDaily Average September
0.1inWettest Day 1 September, 2026
1inWet Days September
5/17 (29%)
Climate (2021–2025)
Watertown, Watertown International Airport (5.6 miles)
Annual Average 2021–2025
39.2inMonthly Average 2021–2026
3.4inDaily Average 2021–2026
0.1inWettest Day 9 August, 2024
2.8in