Chesapeake Bay - Potomac River Entrance Rainfall Forecast

Today 9 Apr
No Rain
Fri 10 Apr
No Rain
Sat 11 Apr
No Rain
Sun 12 Apr
No Rain
Mon 13 Apr
No Rain
Tue 14 Apr
5%
Wed 15 Apr
5%

Chesapeake Bay - Potomac River Entrance Rainfall Statistics

April Rainfall

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (9.3 miles)

Total Rainfall 2026
5.1in
Daily Average 2026
0.1in
Wettest Day 10 January, 2026
1.3in
Wet Days 2026
18/99 (18%)
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
2/9 (22%)

Climate (2010–Present)

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (9.3 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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