Meramec State Park Rainfall Forecast

Today 5 Jun
15%
Sat 6 Jun
15%
Sun 7 Jun
75%
Mon 8 Jun
80%
Tue 9 Jun
40%
Wed 10 Jun
25%
Thu 11 Jun
15%

Meramec State Park Rainfall Statistics

June Rainfall

Washington Regional Airport (26.1 miles)

Total Rainfall 2026
17.3in
Daily Average 2026
0.1in
Wettest Day 18 May, 2026
2.5in
Wet Days 2026
40/156 (26%)
Total Rainfall May
5.4in
Daily Average May
0.2in
Wettest Day 18 May, 2026
2.5in
Wet Days May
12/31 (39%)
Total Rainfall June
0.3in
Daily Average June
0.1in
Wettest Day 1 June, 2026
0.3in
Wet Days June
1/5 (20%)

Climate (2012–Present)

Washington Regional Airport (26.1 miles)

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Annual Average 2021–2025
5.6in
Monthly Average 2021–2026
0.5in
Daily Average 2021–2026
0.02in
Wettest Day 18 May, 2026
2.5in

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