O'Fallon Rainfall Forecast

Today 10 Nov
No Rain
Wed 11 Nov
5%
Thu 12 Nov
5%
Fri 13 Nov
No Rain
Sat 14 Nov
No Rain
Sun 15 Nov
10%
Mon 16 Nov
10%

O'Fallon Rainfall Statistics

November Rainfall

Belleville, Scott AFB/MidAmerica Airport (4.3 miles)

Total Rainfall 2026
30.5 in
Daily Average 2026
0.1 in
Wettest Day 18 May, 2026
2.5 in
Wet Days 2026
88/314 (28%)
Total Rainfall October
1 in
Daily Average October
0.03 in
Wettest Day 14 October, 2026
0.4 in
Wet Days October
6/31 (19%)
Total Rainfall November
0.3 in
Daily Average November
0.04 in
Wettest Day 3 November, 2026
0.3 in
Wet Days November
2/10 (20%)

Climate (2021–2025)

Belleville, Scott AFB/MidAmerica Airport (4.3 miles)

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Annual Average 2021–2025
33.5 in
Monthly Average 2021–2026
2.8 in
Daily Average 2021–2026
0.1 in
Wettest Day 11 May, 2022
6.4 in

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