Piney Branch Park Rainfall Forecast

Today 17 Oct
55%
Sun 18 Oct
No Rain
Mon 19 Oct
5%
Tue 20 Oct
5%
Wed 21 Oct
5%
Thu 22 Oct
10%
Fri 23 Oct
10%

Piney Branch Park Rainfall Statistics

October Rainfall

Washington/Dulles International Airport, DC (7.5 miles)

Total Rainfall 2026
36.6 in
Daily Average 2026
0.1 in
Wettest Day 28 June, 2026
2 in
Wet Days 2026
101/290 (35%)
Total Rainfall September
3.8 in
Daily Average September
0.1 in
Wettest Day 22 September, 2026
1.1 in
Wet Days September
11/30 (37%)
Total Rainfall October
3.4 in
Daily Average October
0.2 in
Wettest Day 11 October, 2026
1.9 in
Wet Days October
6/17 (35%)

Climate (2021–2025)

Washington/Dulles International Airport, DC (7.5 miles)

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Annual Average 2021–2025
34.9 in
Monthly Average 2021–2026
3 in
Daily Average 2021–2026
0.1 in
Wettest Day 25 October, 2021
2.4 in

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