Ashburn, Virginia

Hourly Forecast
Updated:   2026-08-11 @ 6:53 am
There are 2 regional alerts

Time Temp   Conditions Precip Humidity Wind

Tuesday Aug 11

10:00 AM 80° F Partly Sunny   5%   69%   W 7 mph

11:00 AM 84° F Partly Sunny   6%   61%   W 6 mph

12:00 PM 85° F Mostly Sunny   7%   59%   W 7 mph

1:00 PM 87° F Slight Chance Showers And Thunderstorms   21%   55%   W 7 mph

2:00 PM 88° F Slight Chance Showers And Thunderstorms   23%   54%   W 7 mph

3:00 PM 86° F Slight Chance Showers And Thunderstorms   21%   59%   W 8 mph

4:00 PM 85° F Slight Chance Showers And Thunderstorms   24%   61%   W 8 mph

5:00 PM 84° F Chance Showers And Thunderstorms   31%   63%   NW 7 mph

6:00 PM 81° F Slight Chance Showers And Thunderstorms   18%   69%   NW 7 mph

7:00 PM 79° F Slight Chance Showers And Thunderstorms   22%   77%   W 5 mph

8:00 PM 77° F Chance Showers And Thunderstorms   26%   82%   SW 5 mph

9:00 PM 75° F Slight Chance Showers And Thunderstorms   20%   84%   W 5 mph

10:00 PM 74° F Mostly Cloudy   14%   87%   W 5 mph

11:00 PM 73° F Slight Chance Rain Showers   17%   90%   W 3 mph

Wednesday Aug 12

12:00 AM 73° F Slight Chance Rain Showers   22%   90%   W 3 mph

1:00 AM 72° F Slight Chance Rain Showers   21%   93%   W 5 mph

2:00 AM 72° F Slight Chance Rain Showers   18%   93%   W 5 mph

3:00 AM 71° F Chance Rain Showers   27%   93%   W 5 mph

4:00 AM 71° F Chance Rain Showers   27%   90%   W 6 mph

5:00 AM 70° F Slight Chance Rain Showers   20%   93%   NW 6 mph

6:00 AM 69° F Slight Chance Rain Showers   19%   97%   NW 6 mph

7:00 AM 71° F Partly Sunny   12%   90%   NW 6 mph

8:00 AM 73° F Partly Sunny   12%   84%   NW 7 mph

9:00 AM 76° F Partly Sunny   12%   76%   NW 7 mph

10:00 AM 78° F Partly Sunny   12%   74%   NW 7 mph

11:00 AM 81° F Partly Sunny   12%   67%   NW 7 mph

12:00 PM 82° F Partly Sunny   12%   65%   NW 7 mph

1:00 PM 84° F Slight Chance Rain Showers   20%   61%   NW 6 mph

2:00 PM 86° F Slight Chance Rain Showers   20%   57%   NW 5 mph

3:00 PM 84° F Slight Chance Rain Showers   20%   59%   NW 5 mph

4:00 PM 84° F Slight Chance Rain Showers   20%   59%   NW 3 mph

5:00 PM 83° F Slight Chance Rain Showers   20%   61%   NW 3 mph

6:00 PM 81° F Slight Chance Rain Showers   20%   69%   E 2 mph

7:00 PM 79° F Chance Showers And Thunderstorms   25%   74%   E 2 mph

8:00 PM 77° F Chance Showers And Thunderstorms   25%   82%   E 2 mph

9:00 PM 74° F Chance Showers And Thunderstorms   25%   90%   SE 2 mph

10:00 PM 73° F Chance Rain Showers   25%   93%   S 2 mph

11:00 PM 72° F Chance Rain Showers   25%   97%   S 2 mph

Thursday Aug 13

12:00 AM 72° F Chance Rain Showers   25%   93%   SW 2 mph

1:00 AM 71° F Slight Chance Rain Showers   18%   97%   SW 2 mph

2:00 AM 71° F Slight Chance Rain Showers   18%   97%   SW 2 mph

3:00 AM 70° F Slight Chance Rain Showers   18%   97%   SW 3 mph

4:00 AM 70° F Slight Chance Rain Showers   18%   97%   W 3 mph

5:00 AM 70° F Slight Chance Rain Showers   18%   97%   W 3 mph

6:00 AM 70° F Slight Chance Rain Showers   18%   100%   W 3 mph

7:00 AM 72° F Mostly Sunny   12%   97%   W 3 mph

8:00 AM 75° F Mostly Sunny   12%   90%   W 5 mph

9:00 AM 78° F Mostly Sunny   12%   82%   W 5 mph

10:00 AM 82° F Mostly Sunny   12%   74%   NW 6 mph

11:00 AM 84° F Mostly Sunny   12%   72%   NW 6 mph

12:00 PM 86° F Mostly Sunny   12%   68%   W 6 mph

1:00 PM 87° F Slight Chance Rain Showers   20%   65%   W 6 mph

2:00 PM 88° F Slight Chance Rain Showers   20%   63%   W 6 mph

3:00 PM 88° F Slight Chance Rain Showers   20%   61%   W 5 mph

4:00 PM 87° F Slight Chance Showers And Thunderstorms   20%   63%   W 5 mph

5:00 PM 86° F Slight Chance Showers And Thunderstorms   20%   65%   NW 5 mph

6:00 PM 84° F Slight Chance Showers And Thunderstorms   20%   70%   NW 3 mph

7:00 PM 81° F Chance Showers And Thunderstorms   27%   77%   NW 3 mph

8:00 PM 79° F Chance Showers And Thunderstorms   27%   82%   NW 3 mph

9:00 PM 77° F Chance Showers And Thunderstorms   27%   85%   NW 2 mph

10:00 PM 75° F Chance Rain Showers   27%   90%   NW 2 mph

11:00 PM 74° F Chance Rain Showers   27%   93%   NW 2 mph

Friday Aug 14

12:00 AM 74° F Chance Rain Showers   27%   90%   NW 2 mph

1:00 AM 73° F Chance Showers And Thunderstorms   32%   93%   NW 3 mph

2:00 AM 72° F Chance Showers And Thunderstorms   32%   97%   NW 5 mph

3:00 AM 71° F Chance Showers And Thunderstorms   32%   97%   NW 5 mph

4:00 AM 71° F Chance Showers And Thunderstorms   32%   97%   NW 6 mph

5:00 AM 71° F Chance Showers And Thunderstorms   32%   97%   NW 6 mph

6:00 AM 71° F Chance Showers And Thunderstorms   32%   97%   NW 7 mph

7:00 AM 72° F Slight Chance Showers And Thunderstorms   24%   93%   NW 7 mph

8:00 AM 74° F Slight Chance Showers And Thunderstorms   24%   90%   NW 8 mph

9:00 AM 77° F Slight Chance Showers And Thunderstorms   24%   82%   NW 8 mph

10:00 AM 79° F Slight Chance Showers And Thunderstorms   24%   79%   NW 9 mph

11:00 AM 81° F Slight Chance Showers And Thunderstorms   24%   74%   NW 10 mph

12:00 PM 82° F Slight Chance Showers And Thunderstorms   24%   69%   NW 10 mph

1:00 PM 83° F Slight Chance Showers And Thunderstorms   17%   67%   NW 10 mph

2:00 PM 84° F Slight Chance Showers And Thunderstorms   17%   65%   NW 10 mph

3:00 PM 85° F Slight Chance Showers And Thunderstorms   17%   61%   N 10 mph

4:00 PM 84° F Slight Chance Showers And Thunderstorms   17%   63%   N 9 mph

5:00 PM 83° F Slight Chance Showers And Thunderstorms   17%   63%   N 8 mph

6:00 PM 81° F Slight Chance Showers And Thunderstorms   17%   67%   N 6 mph

7:00 PM 78° F Partly Cloudy   5%   71%   N 5 mph

8:00 PM 76° F Partly Cloudy   5%   74%   N 5 mph

9:00 PM 74° F Partly Cloudy   5%   79%   N 5 mph

10:00 PM 72° F Partly Cloudy   5%   81%   N 5 mph

11:00 PM 70° F Partly Cloudy   5%   84%   N 5 mph

Saturday Aug 15

12:00 AM 68° F Partly Cloudy   5%   84%   N 6 mph

1:00 AM 67° F Mostly Clear   2%   84%   N 6 mph

2:00 AM 66° F Mostly Clear   2%   84%   N 6 mph

3:00 AM 65° F Mostly Clear   2%   84%   N 5 mph

4:00 AM 64° F Mostly Clear   2%   84%   N 5 mph

5:00 AM 64° F Sunny   2%   84%   N 5 mph

6:00 AM 64° F Sunny   2%   84%   N 5 mph

7:00 AM 65° F Sunny   1%   84%   N 5 mph

8:00 AM 68° F Sunny   1%   78%   N 5 mph

9:00 AM 71° F Sunny   1%   71%   N 5 mph

10:00 AM 74° F Sunny   1%   66%   N 5 mph

11:00 AM 76° F Sunny   1%   62%   N 5 mph

12:00 PM 78° F Sunny   1%   60%   N 5 mph

1:00 PM 79° F Mostly Sunny   2%   58%   N 5 mph

2:00 PM 80° F Mostly Sunny   2%   56%   N 5 mph

3:00 PM 80° F Mostly Sunny   2%   58%   N 3 mph

4:00 PM 80° F Mostly Sunny   2%   58%   N 3 mph

5:00 PM 79° F Partly Cloudy   2%   60%   N 3 mph

6:00 PM 77° F Partly Cloudy   2%   64%   NE 2 mph

7:00 PM 75° F Partly Cloudy   6%   69%   E 2 mph

8:00 PM 72° F Partly Cloudy   6%   76%   E 2 mph

9:00 PM 70° F Partly Cloudy   6%   78%   SE 1 mph

10:00 PM 68° F Partly Cloudy   6%   84%   SE 1 mph

11:00 PM 67° F Partly Cloudy   6%   87%   S 1 mph

Sunday Aug 16

12:00 AM 67° F Partly Cloudy   6%   84%   S 1 mph

1:00 AM 67° F Partly Cloudy   12%   84%   S 1 mph

2:00 AM 66° F Partly Cloudy   12%   87%   S 1 mph

3:00 AM 65° F Partly Cloudy   12%   90%   S 1 mph

4:00 AM 64° F Partly Cloudy   12%   93%   S 1 mph

5:00 AM 64° F Mostly Sunny   12%   93%   S 1 mph

6:00 AM 65° F Mostly Sunny   12%   93%   S 1 mph

7:00 AM 67° F Mostly Sunny   12%   90%   S 1 mph

8:00 AM 70° F Mostly Sunny   12%   84%   S 1 mph

9:00 AM 74° F Mostly Sunny   12%   79%   S 2 mph

10:00 AM 77° F Mostly Sunny   12%   74%   S 3 mph

11:00 AM 80° F Mostly Sunny   12%   69%   S 5 mph

12:00 PM 82° F Mostly Sunny   12%   67%   S 6 mph

1:00 PM 83° F Chance Showers And Thunderstorms   27%   67%   S 7 mph

2:00 PM 84° F Chance Showers And Thunderstorms   27%   65%   S 7 mph

3:00 PM 84° F Chance Showers And Thunderstorms   27%   65%   S 7 mph

4:00 PM 84° F Chance Showers And Thunderstorms   27%   65%   S 7 mph

5:00 PM 83° F Chance Showers And Thunderstorms   27%   67%   S 7 mph

6:00 PM 81° F Chance Showers And Thunderstorms   27%   72%   S 6 mph

7:00 PM 79° F Chance Showers And Thunderstorms   50%   77%   S 6 mph

8:00 PM 77° F Chance Showers And Thunderstorms   50%   82%   S 6 mph

9:00 PM 75° F Chance Showers And Thunderstorms   50%   84%   S 6 mph

10:00 PM 73° F Chance Showers And Thunderstorms   50%   90%   S 6 mph

11:00 PM 72° F Chance Showers And Thunderstorms   50%   93%   S 6 mph

Monday Aug 17

12:00 AM 72° F Chance Showers And Thunderstorms   50%   90%   SW 6 mph

1:00 AM 72° F Chance Rain Showers   34%   90%   SW 6 mph

2:00 AM 72° F Chance Rain Showers   34%   90%   SW 6 mph

3:00 AM 71° F Chance Rain Showers   34%   93%   W 7 mph

4:00 AM 71° F Chance Rain Showers   34%   93%   W 7 mph

5:00 AM 70° F Chance Rain Showers   34%   100%   W 7 mph

6:00 AM 70° F Chance Rain Showers   34%   100%   W 6 mph

7:00 AM 71° F Slight Chance Rain Showers   15%   100%   W 6 mph

8:00 AM 74° F Slight Chance Rain Showers   15%   93%   W 7 mph

9:00 AM 77° F Slight Chance Rain Showers   15%   85%   NW 8 mph

10:00 AM 80° F Slight Chance Rain Showers   15%   79%   NW 9 mph

11:00 AM 82° F Slight Chance Rain Showers   15%   77%   NW 10 mph

12:00 PM 83° F Slight Chance Rain Showers   15%   77%   NW 10 mph

1:00 PM 84° F Chance Showers And Thunderstorms   34%   74%   NW 10 mph

2:00 PM 85° F Chance Showers And Thunderstorms   34%   72%   NW 10 mph

3:00 PM 85° F Chance Showers And Thunderstorms   34%   70%   NW 10 mph

4:00 PM 85° F Chance Showers And Thunderstorms   34%   67%   NW 9 mph

5:00 PM 84° F Chance Showers And Thunderstorms   34%   70%   N 8 mph

6:00 PM 82° F Chance Showers And Thunderstorms   34%   72%   N 7 mph

7:00 PM 80° F Slight Chance Rain Showers   21%   77%   N 6 mph

8:00 PM 78° F Slight Chance Rain Showers   21%   82%   N 5 mph