Normal Rainfall Forecast

Today 12 Sep
No Rain
Sun 13 Sep
30%
Mon 14 Sep
30%
Tue 15 Sep
20%
Wed 16 Sep
65%
Thu 17 Sep
55%
Fri 18 Sep
30%

Normal Rainfall Statistics

September Rainfall

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (4.3 miles)

Total Rainfall 2026
27.7in
Daily Average 2026
0.1in
Wettest Day 15 August, 2026
4.8in
Wet Days 2026
78/255 (31%)
Total Rainfall August
9.1in
Daily Average August
0.3in
Wettest Day 15 August, 2026
4.8in
Wet Days August
12/31 (39%)
Total Rainfall September
0.2in
Daily Average September
0.02in
Wettest Day 10 September, 2026
0.2in
Wet Days September
2/12 (17%)

Climate (2021–2025)

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (4.3 miles)

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Annual Average 2021–2025
29.5in
Monthly Average 2021–2026
2.4in
Daily Average 2021–2026
0.1in
Wettest Day 15 August, 2026
4.8in

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