Dartmouth Rainfall Forecast
- 100%
- 40%
- No Rain
- No Rain
- 10%
- 20%
- 30%
Dartmouth Rainfall Statistics
September Rainfall
New Bedford, New Bedford Regional Airport (4.3 miles)
Total Rainfall September
4.8inDaily Average September
0.2inWettest Day 13 September, 2026
3.4inWet Days September
8/28 (29%)
Climate (2021–2025)
New Bedford, New Bedford Regional Airport (4.3 miles)
Annual Average 2021–2025
44inMonthly Average 2021–2026
3.7inDaily Average 2021–2026
0.1inWettest Day 13 September, 2026
3.4in