Potomac River - Wicomico River (Potomac) Entrance Rainfall Forecast

Today 19 Jul
65%
Sun 20 Jul
20%
Mon 21 Jul
15%
Tue 22 Jul
10%
Wed 23 Jul
10%
Thu 24 Jul
10%
Fri 25 Jul
20%

Potomac River - Wicomico River (Potomac) Entrance Rainfall Statistics

July Rainfall

St Marys County Airport (14.9 miles)

Total Rainfall 2025
50.9in
Daily Average 2025
0.3in
Wettest Day 28 May, 2025
7.1in
Wet Days 2025
58/200 (29%)
Total Rainfall June
5.4in
Daily Average June
0.2in
Wettest Day 13 June, 2025
2.6in
Wet Days June
9/30 (30%)
Total Rainfall July
6.3in
Daily Average July
0.4in
Wettest Day 2 July, 2025
2.1in
Wet Days July
8/19 (42%)

Climate (2010–Present)

St Marys County Airport (14.9 miles)

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Annual Average 2020–2024
28.3in
Monthly Average 2020–2025
3.1in
Daily Average 2020–2025
0.1in
Wettest Day 23 March, 2024
12.2in

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