O'Fallon Rainfall Forecast

Today 16 Jun
35%
Tue 17 Jun
10%
Wed 18 Jun
55%
Thu 19 Jun
55%
Fri 20 Jun
5%
Sat 21 Jun
5%
Sun 22 Jun
10%

O'Fallon Rainfall Statistics

June Rainfall

Belleville, Scott AFB/MidAmerica Airport (4.3 miles)

Total Rainfall 2025
18.4in
Daily Average 2025
0.1in
Wettest Day 19 April, 2025
2.3in
Wet Days 2025
53/167 (32%)
Total Rainfall May
3.7in
Daily Average May
0.1in
Wettest Day 3 May, 2025
1.8in
Wet Days May
14/31 (45%)
Total Rainfall June
1.4in
Daily Average June
0.1in
Wettest Day 4 June, 2025
0.9in
Wet Days June
7/16 (44%)

Climate (2010–Present)

Belleville, Scott AFB/MidAmerica Airport (4.3 miles)

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Annual Average 2020–2024
35.1in
Monthly Average 2020–2025
2.9in
Daily Average 2020–2025
0.1in
Wettest Day 11 May, 2022
6.4in

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