Bertom Lake Rainfall Forecast

Today 6 Sep
5%
Mon 7 Sep
5%
Tue 8 Sep
20%
Wed 9 Sep
70%
Thu 10 Sep
10%
Fri 11 Sep
5%
Sat 12 Sep
20%

Bertom Lake Rainfall Statistics

September Rainfall

Dubuque Regional Airport (23 miles)

Total Rainfall 2026
28.9in
Daily Average 2026
0.1in
Wettest Day 31 July, 2026
2.9in
Wet Days 2026
74/249 (30%)
Total Rainfall August
1.7in
Daily Average August
0.1in
Wettest Day 11 August, 2026
0.4in
Wet Days August
12/31 (39%)
Total Rainfall September
0.02in
Daily Average September
0.01in
Wettest Day 2 September, 2026
0.02in
Wet Days September
1/6 (17%)

Climate (2021–2025)

Dubuque Regional Airport (23 miles)

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Annual Average 2021–2025
32.9in
Monthly Average 2021–2026
2.9in
Daily Average 2021–2026
0.1in
Wettest Day 10 August, 2025
4.8in

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