St. Charles County Smartt Airport Rainfall Forecast

Today 22 May
40%
Sat 23 May
15%
Sun 24 May
50%
Mon 25 May
20%
Tue 26 May
45%
Wed 27 May
45%
Thu 28 May
40%

St. Charles County Smartt Airport Rainfall Statistics

May Rainfall

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

Total Rainfall 2026
13.6in
Daily Average 2026
0.1in
Wettest Day 18 May, 2026
1.6in
Wet Days 2026
39/142 (27%)
Total Rainfall April
5.1in
Daily Average April
0.2in
Wettest Day 1 April, 2026
1.2in
Wet Days April
13/30 (43%)
Total Rainfall May
3.4in
Daily Average May
0.2in
Wettest Day 18 May, 2026
1.6in
Wet Days May
10/22 (45%)

Climate (2010–Present)

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

Take a look at our website widgetsAvailable free! Find Out More

Annual Average 2021–2025
36.2in
Monthly Average 2021–2026
3in
Daily Average 2021–2026
0.1in
Wettest Day 16 July, 2024
3.8in

Get WillyWeather+ to remove ads