Union Rainfall Forecast

Today 17 May
10%
Mon 18 May
No Rain
Tue 19 May
20%
Wed 20 May
85%
Thu 21 May
40%
Fri 22 May
5%
Sat 23 May
20%

Union Rainfall Statistics

May Rainfall

Willimantic, Windham Airport (16.8 miles)

Total Rainfall 2026
7.3in
Daily Average 2026
0.1in
Wettest Day 16 March, 2026
1.3in
Wet Days 2026
40/137 (29%)
Total Rainfall April
1.3in
Daily Average April
0.04in
Wettest Day 1 April, 2026
0.4in
Wet Days April
7/30 (23%)
Total Rainfall May
2in
Daily Average May
0.1in
Wettest Day 14 May, 2026
1.2in
Wet Days May
4/17 (24%)

Climate (2010–Present)

Willimantic, Windham Airport (16.8 miles)

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Annual Average 2021–2025
41.2in
Monthly Average 2021–2026
3.4in
Daily Average 2021–2026
0.1in
Wettest Day 13 September, 2023
4.4in

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