Potomac River - Medleys Creek Entrance Rainfall Forecast

Today 15 May
No Rain
Sat 16 May
No Rain
Sun 17 May
10%
Mon 18 May
5%
Tue 19 May
15%
Wed 20 May
35%
Thu 21 May
55%

Potomac River - Medleys Creek Entrance Rainfall Statistics

May Rainfall

St Marys County Airport (8.1 miles)

Total Rainfall 2026
4.3in
Daily Average 2026
0.03in
Wettest Day 1 April, 2026
1.1in
Wet Days 2026
26/135 (19%)
Total Rainfall April
1.7in
Daily Average April
0.1in
Wettest Day 1 April, 2026
1.1in
Wet Days April
6/30 (20%)
Total Rainfall May
0.2in
Daily Average May
0.01in
Wettest Day 11 May, 2026
0.1in
Wet Days May
5/15 (33%)

Climate (2010–Present)

St Marys County Airport (8.1 miles)

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Annual Average 2021–2025
41in
Monthly Average 2021–2026
3.4in
Daily Average 2021–2026
0.1in
Wettest Day 23 March, 2024
12.2in

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