Dorchester Rainfall Forecast

Today 28 May
No Rain
Fri 29 May
No Rain
Sat 30 May
No Rain
Sun 31 May
5%
Mon 1 Jun
15%
Tue 2 Jun
10%
Wed 3 Jun
5%

Dorchester Rainfall Statistics

May Rainfall

Decorah (16.8 miles)

Total Rainfall 2026
7.5in
Daily Average 2026
0.1in
Wettest Day 3 April, 2026
1.6in
Wet Days 2026
38/148 (26%)
Total Rainfall April
4in
Daily Average April
0.1in
Wettest Day 3 April, 2026
1.6in
Wet Days April
16/30 (53%)
Total Rainfall May
1.6in
Daily Average May
0.1in
Wettest Day 15 May, 2026
1in
Wet Days May
6/28 (21%)

Climate (2010–Present)

Decorah (16.8 miles)

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

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