Mark Twain National Wildlife Refuge Rainfall Forecast

Today 11 Jun
95%
Fri 12 Jun
100%
Sat 13 Jun
65%
Sun 14 Jun
90%
Mon 15 Jun
5%
Tue 16 Jun
10%
Wed 17 Jun
25%

Mark Twain National Wildlife Refuge Rainfall Statistics

June Rainfall

St. Charles, St. Charles County Smartt Airport (19.3 miles)

Total Rainfall 2026
15.9in
Daily Average 2026
0.1in
Wettest Day 18 May, 2026
1.6in
Wet Days 2026
44/162 (27%)
Total Rainfall May
3.5in
Daily Average May
0.1in
Wettest Day 18 May, 2026
1.6in
Wet Days May
12/31 (39%)
Total Rainfall June
2.2in
Daily Average June
0.2in
Wettest Day 1 June, 2026
1.2in
Wet Days June
3/11 (27%)

Climate (2010–Present)

St. Charles, St. Charles County Smartt Airport (19.3 miles)

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

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