Potomac River - Weir Creek Entrance Rainfall Forecast

Today 29 Mar
No Rain
Mon 30 Mar
5%
Tue 31 Mar
5%
Wed 1 Apr
60%
Thu 2 Apr
70%
Fri 3 Apr
65%
Sat 4 Apr
50%

Potomac River - Weir Creek Entrance Rainfall Statistics

March Rainfall

St Marys County Airport (19.9 miles)

Total Rainfall 2026
2in
Daily Average 2026
0.02in
Wettest Day 12 March, 2026
0.8in
Wet Days 2026
14/88 (16%)
Total Rainfall February
0.3in
Daily Average February
0.01in
Wettest Day 26 February, 2026
0.1in
Wet Days February
4/31 (13%)
Total Rainfall March
1.6in
Daily Average March
0.1in
Wettest Day 12 March, 2026
0.8in
Wet Days March
7/29 (24%)

Climate (2010–Present)

St Marys County Airport (19.9 miles)

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Annual Average 2021–2025
41in
Monthly Average 2021–2026
3.3in
Daily Average 2021–2026
0.1in
Wettest Day 23 March, 2024
12.2in

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