O'Leary's Lake Recreation Area Rainfall Forecast

Today 29 May
No Rain
Sat 30 May
No Rain
Sun 31 May
5%
Mon 1 Jun
20%
Tue 2 Jun
5%
Wed 3 Jun
5%
Thu 4 Jun
25%

O'Leary's Lake Recreation Area Rainfall Statistics

May Rainfall

Dubuque Regional Airport (10.6 miles)

Total Rainfall 2026
12.2in
Daily Average 2026
0.1in
Wettest Day 2 April, 2026
1.8in
Wet Days 2026
40/149 (27%)
Total Rainfall April
7.4in
Daily Average April
0.3in
Wettest Day 2 April, 2026
1.8in
Wet Days April
13/30 (43%)
Total Rainfall May
1.3in
Daily Average May
0.05in
Wettest Day 19 May, 2026
0.4in
Wet Days May
7/29 (24%)

Climate (2010–Present)

Dubuque Regional Airport (10.6 miles)

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Annual Average 2021–2025
32.9in
Monthly Average 2021–2026
2.8in
Daily Average 2021–2026
0.1in
Wettest Day 10 August, 2025
4.8in

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