Dorchester Rainfall Forecast
- No Rain
- No Rain
- No Rain
- 5%
- 35%
- 25%
- 30%
Dorchester Rainfall Statistics
October Rainfall
Summerville Airport (8.1 miles)
Total Rainfall October
5.8inDaily Average October
0.3inWettest Day 12 October, 2025
3.1inWet Days October
8/23 (35%)
Climate (2010–Present)
Summerville Airport (8.1 miles)
Annual Average 2020–2024
39.4inMonthly Average 2020–2025
3.1inDaily Average 2020–2025
0.1inWettest Day 30 September, 2022
4.6in