Koch Airport Rainfall Forecast

Today 15 Aug
40%
Sun 16 Aug
55%
Mon 17 Aug
No Rain
Tue 18 Aug
20%
Wed 19 Aug
80%
Thu 20 Aug
5%
Fri 21 Aug
15%

Koch Airport Rainfall Statistics

August Rainfall

Janesville-Rock County (13.7 miles)

Total Rainfall 2026
10.1in
Daily Average 2026
0.05in
Wettest Day 1 August, 2026
2.8in
Wet Days 2026
34/227 (15%)
Total Rainfall July
0.3in
Daily Average July
0.01in
Wettest Day 31 July, 2026
0.1in
Wet Days July
3/31 (10%)
Total Rainfall August
3.4in
Daily Average August
0.3in
Wettest Day 1 August, 2026
2.8in
Wet Days August
3/15 (20%)

Climate (2021–2025)

Janesville-Rock County (13.7 miles)

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Annual Average 2021–2025
13.4in
Monthly Average 2021–2026
1.2in
Daily Average 2021–2026
0.04in
Wettest Day 1 August, 2026
2.8in

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