St. Marys Rainfall Forecast

Today 12 Aug
45%
Thu 13 Aug
65%
Fri 14 Aug
80%
Sat 15 Aug
15%
Sun 16 Aug
35%
Mon 17 Aug
60%
Tue 18 Aug
10%

St. Marys Rainfall Statistics

August Rainfall

Parkersburg, Mid-Ohio Valley Regional Airport (13 miles)

Total Rainfall 2026
27.3in
Daily Average 2026
0.1in
Wettest Day 21 July, 2026
1.9in
Wet Days 2026
85/224 (38%)
Total Rainfall July
5.1in
Daily Average July
0.2in
Wettest Day 21 July, 2026
1.9in
Wet Days July
9/31 (29%)
Total Rainfall August
2.7in
Daily Average August
0.3in
Wettest Day 5 August, 2026
1in
Wet Days August
6/12 (50%)

Climate (2021–2025)

Parkersburg, Mid-Ohio Valley Regional Airport (13 miles)

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Annual Average 2021–2025
41.6in
Monthly Average 2021–2026
3.5in
Daily Average 2021–2026
0.1in
Wettest Day 31 August, 2024
3.6in

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