Affton Rainfall Forecast

Today 15 Jul
35%
Wed 16 Jul
20%
Thu 17 Jul
45%
Fri 18 Jul
40%
Sat 19 Jul
35%
Sun 20 Jul
25%
Mon 21 Jul
25%

Affton Rainfall Statistics

July Rainfall

St. Louis Downtown Airport (9.9 miles)

Total Rainfall 2025
24.6in
Daily Average 2025
0.1in
Wettest Day 4 April, 2025
2.5in
Wet Days 2025
61/196 (31%)
Total Rainfall June
2.1in
Daily Average June
0.1in
Wettest Day 4 June, 2025
0.9in
Wet Days June
12/30 (40%)
Total Rainfall July
1.8in
Daily Average July
0.1in
Wettest Day 13 July, 2025
1in
Wet Days July
4/15 (27%)

Climate (2010–Present)

St. Louis Downtown Airport (9.9 miles)

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Annual Average 2020–2024
45.4in
Monthly Average 2020–2025
3.7in
Daily Average 2020–2025
0.1in
Wettest Day 26 July, 2022
7.2in

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