Northwestern University Rainfall Forecast

Today 25 Aug
No Rain
Wed 26 Aug
30%
Thu 27 Aug
5%
Fri 28 Aug
5%
Sat 29 Aug
5%
Sun 30 Aug
20%
Mon 31 Aug
35%

Northwestern University Rainfall Statistics

August Rainfall

Chicago / Wheeling, Pal-Waukee Airport (12.4 miles)

Total Rainfall 2026
25.9in
Daily Average 2026
0.1in
Wettest Day 9 August, 2026
1.8in
Wet Days 2026
76/237 (32%)
Total Rainfall July
3.7in
Daily Average July
0.1in
Wettest Day 27 July, 2026
1.8in
Wet Days July
8/31 (26%)
Total Rainfall August
3.6in
Daily Average August
0.2in
Wettest Day 9 August, 2026
1.8in
Wet Days August
9/25 (36%)

Climate (2021–2025)

Chicago / Wheeling, Pal-Waukee Airport (12.4 miles)

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Annual Average 2021–2025
28.7in
Monthly Average 2021–2026
2.6in
Daily Average 2021–2026
0.1in
Wettest Day 11 September, 2022
2in

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