Potomac River - Piscataway Creek Entrance Rainfall Forecast

Today 15 Aug
35%
Sun 16 Aug
85%
Mon 17 Aug
70%
Tue 18 Aug
5%
Wed 19 Aug
10%
Thu 20 Aug
35%
Fri 21 Aug
30%

Potomac River - Piscataway Creek Entrance Rainfall Statistics

August Rainfall

Fort Belvoir (7.5 miles)

Total Rainfall 2026
18.8in
Daily Average 2026
0.1in
Wettest Day 2 August, 2026
2in
Wet Days 2026
69/227 (30%)
Total Rainfall July
3.8in
Daily Average July
0.1in
Wettest Day 21 July, 2026
1.4in
Wet Days July
10/31 (32%)
Total Rainfall August
2.9in
Daily Average August
0.2in
Wettest Day 2 August, 2026
2in
Wet Days August
5/15 (33%)

Climate (2021–2025)

Fort Belvoir (7.5 miles)

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Annual Average 2021–2025
32.3in
Monthly Average 2021–2026
2.7in
Daily Average 2021–2026
0.1in
Wettest Day 22 December, 2021
3.2in

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