Normal Rainfall Forecast

Today 12 Oct
5%
Tue 13 Oct
5%
Wed 14 Oct
80%
Thu 15 Oct
85%
Fri 16 Oct
50%
Sat 17 Oct
No Rain
Sun 18 Oct
5%

Normal Rainfall Statistics

October Rainfall

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

Total Rainfall 2026
30.9 in
Daily Average 2026
0.1 in
Wettest Day 15 August, 2026
4.8 in
Wet Days 2026
86/285 (30%)
Total Rainfall September
2.5 in
Daily Average September
0.1 in
Wettest Day 16 September, 2026
1.5 in
Wet Days September
8/30 (27%)
Total Rainfall October
0.9 in
Daily Average October
0.1 in
Wettest Day 1 October, 2026
0.8 in
Wet Days October
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
29.5 in
Monthly Average 2021–2026
2.4 in
Daily Average 2021–2026
0.1 in
Wettest Day 15 August, 2026
4.8 in

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