Potomac River - Marbury Point Rainfall Forecast

Today 26 May
75%
Wed 27 May
95%
Thu 28 May
60%
Fri 29 May
No Rain
Sat 30 May
5%
Sun 31 May
5%
Mon 1 Jun
15%

Potomac River - Marbury Point Rainfall Statistics

May Rainfall

Washington/Reagan National Airport, DC (1.9 miles)

Total Rainfall 2026
11.9in
Daily Average 2026
0.1in
Wettest Day 25 January, 2026
2in
Wet Days 2026
44/146 (30%)
Total Rainfall April
1.6in
Daily Average April
0.1in
Wettest Day 5 April, 2026
0.7in
Wet Days April
8/30 (27%)
Total Rainfall May
2.7in
Daily Average May
0.1in
Wettest Day 22 May, 2026
0.5in
Wet Days May
12/26 (46%)

Climate (2010–Present)

Washington/Reagan National Airport, DC (1.9 miles)

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Annual Average 2021–2025
39.2in
Monthly Average 2021–2026
3.2in
Daily Average 2021–2026
0.1in
Wettest Day 9 July, 2022
4.1in

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