St. Charles County Smartt Airport Rainfall Forecast

Today 14 Jul
20%
Tue 15 Jul
35%
Wed 16 Jul
20%
Thu 17 Jul
35%
Fri 18 Jul
35%
Sat 19 Jul
25%
Sun 20 Jul
25%

St. Charles County Smartt Airport Rainfall Statistics

July Rainfall

St. Charles, St. Charles County Smartt Airport (0 miles)

Total Rainfall 2025
20.9in
Daily Average 2025
0.1in
Wettest Day 4 April, 2025
1.9in
Wet Days 2025
55/195 (28%)
Total Rainfall June
5.2in
Daily Average June
0.2in
Wettest Day 27 June, 2025
1.5in
Wet Days June
11/30 (37%)
Total Rainfall July
2.1in
Daily Average July
0.2in
Wettest Day 8 July, 2025
1.8in
Wet Days July
3/14 (21%)

Climate (2010–Present)

St. Charles, St. Charles County Smartt Airport (0 miles)

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Annual Average 2020–2024
36.6in
Monthly Average 2020–2025
3.1in
Daily Average 2020–2025
0.1in
Wettest Day 16 July, 2024
3.8in

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