Summit Rainfall Forecast

Today 21 Aug
55%
Sat 22 Aug
40%
Sun 23 Aug
No Rain
Mon 24 Aug
No Rain
Tue 25 Aug
5%
Wed 26 Aug
20%
Thu 27 Aug
20%

Summit Rainfall Statistics

August Rainfall

Chicago, Chicago Midway Airport (2.5 miles)

Total Rainfall 2026
29.9in
Daily Average 2026
0.1in
Wettest Day 27 July, 2026
2.9in
Wet Days 2026
74/233 (32%)
Total Rainfall July
6.2in
Daily Average July
0.2in
Wettest Day 27 July, 2026
2.9in
Wet Days July
7/31 (23%)
Total Rainfall August
4.2in
Daily Average August
0.2in
Wettest Day 1 August, 2026
1.6in
Wet Days August
10/21 (48%)

Climate (2021–2025)

Chicago, Chicago Midway Airport (2.5 miles)

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Annual Average 2021–2025
32.8in
Monthly Average 2021–2026
2.9in
Daily Average 2021–2026
0.1in
Wettest Day 2 July, 2023
4.7in

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