Dorchester Rainfall Forecast

Today 29 Jul
30%
Thu 30 Jul
10%
Fri 31 Jul
10%
Sat 1 Aug
30%
Sun 2 Aug
75%
Mon 3 Aug
75%
Tue 4 Aug
45%

Dorchester Rainfall Statistics

July Rainfall

Summerville Airport (8.1 miles)

Total Rainfall 2026
15.2in
Daily Average 2026
0.1in
Wettest Day 14 June, 2026
3.2in
Wet Days 2026
44/210 (21%)
Total Rainfall June
5.5in
Daily Average June
0.2in
Wettest Day 14 June, 2026
3.2in
Wet Days June
10/30 (33%)
Total Rainfall July
1.7in
Daily Average July
0.1in
Wettest Day 11 July, 2026
0.8in
Wet Days July
6/29 (21%)

Climate (2021–2025)

Summerville Airport (8.1 miles)

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Annual Average 2021–2025
37.7in
Monthly Average 2021–2026
3.2in
Daily Average 2021–2026
0.1in
Wettest Day 30 September, 2022
4.6in

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