O'Fallon Rainfall Forecast

Today 2 Jul
20%
Fri 3 Jul
20%
Sat 4 Jul
25%
Sun 5 Jul
30%
Mon 6 Jul
25%
Tue 7 Jul
30%
Wed 8 Jul
20%

O'Fallon Rainfall Statistics

July Rainfall

St. Louis, Spirit Of St. Louis Airport (10.6 miles)

Total Rainfall 2026
24.6in
Daily Average 2026
0.1in
Wettest Day 18 May, 2026
2.2in
Wet Days 2026
50/183 (27%)
Total Rainfall June
6.6in
Daily Average June
0.2in
Wettest Day 8 June, 2026
1.5in
Wet Days June
10/30 (33%)
Total Rainfall July
–
Daily Average July
–
Wettest Day 2 July, 2026
–
Wet Days July
–

Climate (2021–2025)

St. Louis, Spirit Of St. Louis Airport (10.6 miles)

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Annual Average 2021–2025
38.3in
Monthly Average 2021–2026
3.3in
Daily Average 2021–2026
0.1in
Wettest Day 4 April, 2025
4.2in

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