Island Lake Rainfall Forecast

Today 4 Oct
40%
Mon 5 Oct
No Rain
Tue 6 Oct
No Rain
Wed 7 Oct
No Rain
Thu 8 Oct
5%
Fri 9 Oct
10%
Sat 10 Oct
5%

Island Lake Rainfall Statistics

October Rainfall

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

Total Rainfall 2026
32.5in
Daily Average 2026
0.1in
Wettest Day 24 June, 2026
1.9in
Wet Days 2026
100/277 (36%)
Total Rainfall September
3.6in
Daily Average September
0.1in
Wettest Day 19 September, 2026
1.4in
Wet Days September
16/30 (53%)
Total Rainfall October
1.3in
Daily Average October
1.3in
Wettest Day 1 October, 2026
1.3in
Wet Days October
1/4 (25%)

Climate (2021–2025)

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

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Annual Average 2021–2025
33.9in
Monthly Average 2021–2026
3in
Daily Average 2021–2026
0.1in
Wettest Day 22 September, 2024
4in

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