Potomac River - McKay Cove Entrance Rainfall Forecast

Today 24 Apr
45%
Sat 25 Apr
55%
Sun 26 Apr
90%
Mon 27 Apr
25%
Tue 28 Apr
45%
Wed 29 Apr
45%
Thu 30 Apr
35%

Potomac River - McKay Cove Entrance Rainfall Statistics

April Rainfall

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (6.8 miles)

Total Rainfall 2026
5.2in
Daily Average 2026
0.05in
Wettest Day 10 January, 2026
1.3in
Wet Days 2026
19/114 (17%)
Total Rainfall March
1in
Daily Average March
0.03in
Wettest Day 27 March, 2026
0.4in
Wet Days March
4/31 (13%)
Total Rainfall April
0.1in
Daily Average April
0.01in
Wettest Day 5 April, 2026
0.1in
Wet Days April
3/24 (13%)

Climate (2010–Present)

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (6.8 miles)

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Annual Average 2021–2025
35.4in
Monthly Average 2021–2026
2.8in
Daily Average 2021–2026
0.1in
Wettest Day 9 June, 2021
3.6in

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