South Harwich Rainfall Forecast
- No Rain
- 75%
- 30%
- 30%
- 10%
- 10%
- 10%
South Harwich Rainfall Statistics
October Rainfall
Chatham, Chatham Municipal Airport (2.5 miles)
Total Rainfall October
4.7inDaily Average October
0.2inWettest Day 13 October, 2025
1.5inWet Days October
5/21 (24%)
Climate (2010–Present)
Chatham, Chatham Municipal Airport (2.5 miles)
Annual Average 2020–2024
40.2inMonthly Average 2020–2025
3inDaily Average 2020–2025
0.1inWettest Day 9 September, 2021
5.3in