Potomac River - Swan Creek Entrance Rainfall Forecast

Today 16 Jul
15%
Fri 17 Jul
25%
Sat 18 Jul
75%
Sun 19 Jul
70%
Mon 20 Jul
15%
Tue 21 Jul
45%
Wed 22 Jul
45%

Potomac River - Swan Creek Entrance Rainfall Statistics

July Rainfall

Fort Belvoir (8.1 miles)

Total Rainfall 2026
14.1in
Daily Average 2026
0.1in
Wettest Day 25 January, 2026
1.3in
Wet Days 2026
59/197 (30%)
Total Rainfall June
3.1in
Daily Average June
0.1in
Wettest Day 22 June, 2026
1in
Wet Days June
9/30 (30%)
Total Rainfall July
2.1in
Daily Average July
0.2in
Wettest Day 9 July, 2026
0.6in
Wet Days July
5/16 (31%)

Climate (2021–2025)

Fort Belvoir (8.1 miles)

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Annual Average 2021–2025
32.3in
Monthly Average 2021–2026
2.6in
Daily Average 2021–2026
0.1in
Wettest Day 22 December, 2021
3.2in

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