Dorchester Rainfall Forecast

Today 26 Oct
30%
Tue 27 Oct
10%
Wed 28 Oct
15%
Thu 29 Oct
75%
Fri 30 Oct
50%
Sat 31 Oct
70%
Sun 1 Nov
40%

Dorchester Rainfall Statistics

October Rainfall

Decorah (16.8 miles)

Total Rainfall 2026
21.8 in
Daily Average 2026
0.1 in
Wettest Day 19 September, 2026
3.3 in
Wet Days 2026
83/299 (28%)
Total Rainfall September
5 in
Daily Average September
0.2 in
Wettest Day 19 September, 2026
3.3 in
Wet Days September
12/30 (40%)
Total Rainfall October
1.2 in
Daily Average October
0.1 in
Wettest Day 1 October, 2026
0.6 in
Wet Days October
5/26 (19%)

Climate (2021–2025)

Decorah (16.8 miles)

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Annual Average 2021–2025
23.2 in
Monthly Average 2021–2026
2 in
Daily Average 2021–2026
0.1 in
Wettest Day 21 May, 2024
3.7 in

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