National Arboretum Rainfall Forecast

Today 5 May
85%
Tue 6 May
90%
Wed 7 May
30%
Thu 8 May
40%
Fri 9 May
55%
Sat 10 May
15%
Sun 11 May
15%

National Arboretum Rainfall Statistics

May Rainfall

College Park Airport (5 miles)

Total Rainfall 2025
10.1in
Daily Average 2025
0.1in
Wettest Day 5 March, 2025
1.4in
Wet Days 2025
30/125 (24%)
Total Rainfall April
2.1in
Daily Average April
0.1in
Wettest Day 11 April, 2025
0.7in
Wet Days April
10/30 (33%)
Total Rainfall May
0.01in
Daily Average May
0in
Wettest Day 3 May, 2025
0.01in
Wet Days May
1/5 (20%)

Climate (2010–Present)

College Park Airport (5 miles)

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Annual Average 2020–2024
23.1in
Monthly Average 2020–2025
2.1in
Daily Average 2020–2025
0.1in
Wettest Day 9 January, 2024
4in

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