Ballwin Rainfall Forecast

Today 29 Sep
No Rain
Wed 30 Sep
5%
Thu 1 Oct
40%
Fri 2 Oct
85%
Sat 3 Oct
25%
Sun 4 Oct
10%
Mon 5 Oct
No Rain

Ballwin Rainfall Statistics

September Rainfall

St. Louis, Spirit Of St. Louis Airport (6.8 miles)

Total Rainfall 2026
28.3in
Daily Average 2026
0.1in
Wettest Day 18 May, 2026
2.2in
Wet Days 2026
71/272 (26%)
Total Rainfall August
0.2in
Daily Average August
0.01in
Wettest Day 1 August, 2026
0.1in
Wet Days August
7/31 (23%)
Total Rainfall September
1.4in
Daily Average September
0.1in
Wettest Day 20 September, 2026
1.3in
Wet Days September
5/29 (17%)

Climate (2021–2025)

St. Louis, Spirit Of St. Louis Airport (6.8 miles)

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Annual Average 2021–2025
38.3in
Monthly Average 2021–2026
3.2in
Daily Average 2021–2026
0.1in
Wettest Day 4 April, 2025
4.2in

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