Island Lake Rainfall Forecast

Today 7 Apr
No Rain
Wed 8 Apr
50%
Thu 9 Apr
80%
Fri 10 Apr
70%
Sat 11 Apr
20%
Sun 12 Apr
60%
Mon 13 Apr
70%

Island Lake Rainfall Statistics

April Rainfall

Madison, Dane County Regional-Truax Field (14.9 miles)

Total Rainfall 2026
7.8in
Daily Average 2026
0.1in
Wettest Day 2 April, 2026
1.3in
Wet Days 2026
34/97 (35%)
Total Rainfall March
3.3in
Daily Average March
0.1in
Wettest Day 7 March, 2026
0.9in
Wet Days March
11/31 (35%)
Total Rainfall April
2.2in
Daily Average April
0.5in
Wettest Day 2 April, 2026
1.3in
Wet Days April
4/7 (57%)

Climate (2010–Present)

Madison, Dane County Regional-Truax Field (14.9 miles)

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Annual Average 2021–2025
33.9in
Monthly Average 2021–2026
2.9in
Daily Average 2021–2026
0.1in
Wettest Day 22 September, 2024
4in

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