Oakton Rainfall Forecast

Today 15 Sep
No Rain
Wed 16 Sep
No Rain
Thu 17 Sep
5%
Fri 18 Sep
30%
Sat 19 Sep
20%
Sun 20 Sep
30%
Mon 21 Sep
40%

Oakton Rainfall Statistics

September Rainfall

Washington/Dulles International Airport, DC (8.7 miles)

Total Rainfall 2026
30.8in
Daily Average 2026
0.1in
Wettest Day 28 June, 2026
2in
Wet Days 2026
87/258 (34%)
Total Rainfall August
4.9in
Daily Average August
0.2in
Wettest Day 16 August, 2026
1.4in
Wet Days August
13/31 (42%)
Total Rainfall September
1.4in
Daily Average September
0.1in
Wettest Day 3 September, 2026
0.6in
Wet Days September
3/15 (20%)

Climate (2021–2025)

Washington/Dulles International Airport, DC (8.7 miles)

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

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