Potomac River - Cornfield Harbor Rainfall Forecast

Today 30 Oct
95%
Fri 31 Oct
10%
Sat 1 Nov
No Rain
Sun 2 Nov
5%
Mon 3 Nov
15%
Tue 4 Nov
10%
Wed 5 Nov
5%

Potomac River - Cornfield Harbor Rainfall Statistics

October Rainfall

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

Total Rainfall 2025
31.5in
Daily Average 2025
0.1in
Wettest Day 5 March, 2025
2.3in
Wet Days 2025
97/303 (32%)
Total Rainfall September
1.5in
Daily Average September
0.1in
Wettest Day 27 September, 2025
0.9in
Wet Days September
10/30 (33%)
Total Rainfall October
0.8in
Daily Average October
0.03in
Wettest Day 12 October, 2025
0.3in
Wet Days October
7/30 (23%)

Climate (2010–Present)

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

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Annual Average 2020–2024
38.5in
Monthly Average 2020–2025
3.2in
Daily Average 2020–2025
0.1in
Wettest Day 9 June, 2021
3.6in

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