Ashburn, Virginia

Hourly Forecast
Updated:   2026-05-20 @ 12:03 pm
There are 2 regional alerts

Time Temp (feels)   Conditions Precip Humidity Wind

Wednesday May 20

1:00 PM 92° F Chance Showers And Thunderstorms   60%   38%   SW 8 mph

2:00 PM 93° F Chance Showers And Thunderstorms   60%   38%   W 9 mph

3:00 PM 90° F Chance Showers And Thunderstorms   60%   44%   W 10 mph

4:00 PM 88° F Widespread Showers And Thunderstorms   88%   48%   W 12 mph

5:00 PM 86° F Widespread Showers And Thunderstorms   88%   51%   NW 10 mph

6:00 PM 82° F Widespread Showers And Thunderstorms   88%   65%   NW 10 mph

7:00 PM 78° F Scattered Showers And Thunderstorms   51%   76%   N 9 mph

8:00 PM 75° F Scattered Showers And Thunderstorms   51%   84%   N 8 mph

9:00 PM 74° F Scattered Showers And Thunderstorms   51%   84%   N 7 mph

10:00 PM 72° F Scattered Rain Showers   50%   87%   N 6 mph

11:00 PM 71° F Scattered Rain Showers   50%   90%   N 6 mph

Thursday May 21

12:00 AM 70° F Scattered Rain Showers   50%   90%   N 6 mph

1:00 AM 68° F Showers And Thunderstorms Likely   66%   93%   N 6 mph

2:00 AM 67° F Showers And Thunderstorms Likely   71%   90%   N 7 mph

3:00 AM 66° F Chance Showers And Thunderstorms   47%   90%   N 7 mph

4:00 AM 64° F Chance Rain Showers   39%   93%   N 8 mph

5:00 AM 61° F Chance Rain Showers   46%   97%   N 8 mph

6:00 AM 60° F Rain Showers Likely   64%   93%   N 9 mph

7:00 AM 60° F Showers And Thunderstorms Likely   56%   94%   N 9 mph

8:00 AM 58° F Showers And Thunderstorms   77%   100%   N 10 mph

9:00 AM 61° F Showers And Thunderstorms   84%   87%   N 12 mph

10:00 AM 60° F Showers And Thunderstorms   94%   89%   N 13 mph

11:00 AM 61° F Showers And Thunderstorms   89%   88%   N 13 mph

12:00 PM 60° F Showers And Thunderstorms Likely   72%   90%   N 12 mph

1:00 PM 62° F Showers And Thunderstorms   90%   83%   N 12 mph

2:00 PM 61° F Showers And Thunderstorms   87%   87%   N 10 mph

3:00 PM 61° F Showers And Thunderstorms   87%   87%   NE 9 mph

4:00 PM 61° F Showers And Thunderstorms Likely   66%   87%   NE 9 mph

5:00 PM 61° F Chance Showers And Thunderstorms   46%   87%   NE 8 mph

6:00 PM 61° F Chance Showers And Thunderstorms   33%   87%   NE 8 mph

7:00 PM 61° F Chance Rain Showers   31%   87%   NE 8 mph

8:00 PM 60° F Slight Chance Rain Showers   22%   90%   NE 7 mph

9:00 PM 59° F Cloudy   5%   93%   NE 6 mph

10:00 PM 59° F Cloudy   0%   93%   NE 5 mph

11:00 PM 59° F Cloudy   2%   93%   NE 5 mph

Friday May 22

12:00 AM 58° F Cloudy   3%   96%   NE 5 mph

1:00 AM 58° F Cloudy   0%   93%   NE 5 mph

2:00 AM 57° F Cloudy   1%   96%   NE 5 mph

3:00 AM 56° F Cloudy   10%   97%   NE 6 mph

4:00 AM 56° F Cloudy   14%   97%   NE 6 mph

5:00 AM 55° F Chance Rain Showers   33%   96%   NE 6 mph

6:00 AM 53° F Chance Rain Showers   49%   100%   NE 7 mph

7:00 AM 56° F Rain Showers Likely   64%   93%   NE 7 mph

8:00 AM 57° F Rain Showers Likely   64%   93%   E 8 mph

9:00 AM 58° F Rain Showers Likely   64%   90%   E 9 mph

10:00 AM 59° F Rain Showers Likely   64%   87%   E 10 mph

11:00 AM 60° F Rain Showers Likely   64%   84%   E 10 mph

12:00 PM 60° F Rain Showers Likely   64%   83%   E 10 mph

1:00 PM 61° F Rain Showers   80%   82%   E 10 mph

2:00 PM 61° F Rain Showers   80%   81%   E 10 mph

3:00 PM 60° F Rain Showers   80%   81%   E 10 mph

4:00 PM 60° F Showers And Thunderstorms   80%   81%   E 10 mph

5:00 PM 59° F Showers And Thunderstorms   80%   81%   E 10 mph

6:00 PM 59° F Showers And Thunderstorms   80%   82%   E 10 mph

7:00 PM 58° F Rain Showers   90%   83%   E 10 mph

8:00 PM 57° F Rain Showers   90%   85%   E 9 mph

9:00 PM 56° F Rain Showers   90%   87%   E 8 mph

10:00 PM 55° F Rain Showers   90%   90%   E 7 mph

11:00 PM 54° F Rain Showers   90%   92%   E 6 mph

Saturday May 23

12:00 AM 54° F Rain Showers   90%   94%   E 6 mph

1:00 AM 53° F Rain Showers   91%   96%   E 6 mph

2:00 AM 52° F Rain Showers   91%   100%   E 6 mph

3:00 AM 51° F Rain Showers   91%   100%   E 7 mph

4:00 AM 50° F (48° F) Rain Showers   91%   100%   E 7 mph

5:00 AM 51° F Rain Showers   91%   100%   E 7 mph

6:00 AM 52° F Rain Showers   91%   100%   E 6 mph

7:00 AM 53° F Rain Showers   86%   100%   E 6 mph

8:00 AM 54° F Rain Showers   86%   100%   E 6 mph

9:00 AM 56° F Rain Showers   86%   99%   E 7 mph

10:00 AM 57° F Rain Showers   86%   96%   E 7 mph

11:00 AM 58° F Rain Showers   86%   95%   E 7 mph

12:00 PM 59° F Rain Showers   86%   94%   E 8 mph

1:00 PM 60° F Showers And Thunderstorms Likely   69%   93%   E 8 mph

2:00 PM 61° F Showers And Thunderstorms Likely   69%   91%   E 8 mph

3:00 PM 62° F Showers And Thunderstorms Likely   69%   90%   E 9 mph

4:00 PM 63° F Showers And Thunderstorms Likely   69%   89%   E 9 mph

5:00 PM 63° F Showers And Thunderstorms Likely   69%   89%   E 9 mph

6:00 PM 63° F Showers And Thunderstorms Likely   69%   90%   E 8 mph

7:00 PM 62° F Showers And Thunderstorms   77%   92%   E 7 mph

8:00 PM 62° F Showers And Thunderstorms   77%   94%   E 6 mph

9:00 PM 61° F Showers And Thunderstorms   77%   97%   E 5 mph

10:00 PM 60° F Showers And Thunderstorms   77%   100%   E 3 mph

11:00 PM 59° F Showers And Thunderstorms   77%   100%   E 3 mph

Sunday May 24

12:00 AM 58° F Showers And Thunderstorms   77%   100%   NE 3 mph

1:00 AM 58° F Rain Showers Likely   64%   100%   NE 3 mph

2:00 AM 58° F Rain Showers Likely   64%   100%   NE 3 mph

3:00 AM 58° F Rain Showers Likely   64%   100%   NE 2 mph

4:00 AM 58° F Rain Showers Likely   64%   100%   NE 2 mph

5:00 AM 58° F Rain Showers Likely   64%   100%   NE 2 mph

6:00 AM 59° F Rain Showers Likely   64%   100%   NE 3 mph

7:00 AM 60° F Chance Rain Showers   36%   100%   NE 3 mph

8:00 AM 62° F Chance Rain Showers   36%   97%   NE 3 mph

9:00 AM 64° F Chance Rain Showers   36%   94%   NE 3 mph

10:00 AM 66° F Chance Rain Showers   36%   90%   NE 3 mph

11:00 AM 68° F Chance Rain Showers   36%   86%   E 3 mph

12:00 PM 71° F Chance Rain Showers   36%   82%   E 5 mph

1:00 PM 73° F Chance Showers And Thunderstorms   48%   79%   E 5 mph

2:00 PM 74° F Chance Showers And Thunderstorms   48%   78%   E 5 mph

3:00 PM 75° F Chance Showers And Thunderstorms   48%   77%   E 6 mph

4:00 PM 75° F Chance Showers And Thunderstorms   48%   78%   E 6 mph

5:00 PM 75° F Chance Showers And Thunderstorms   48%   81%   E 6 mph

6:00 PM 73° F Chance Showers And Thunderstorms   48%   84%   E 5 mph

7:00 PM 72° F Chance Showers And Thunderstorms   41%   87%   E 5 mph

8:00 PM 71° F Chance Showers And Thunderstorms   41%   90%   E 5 mph

9:00 PM 69° F Chance Showers And Thunderstorms   41%   92%   E 3 mph

10:00 PM 68° F Chance Showers And Thunderstorms   41%   93%   E 3 mph

11:00 PM 67° F Chance Showers And Thunderstorms   41%   94%   E 3 mph

Monday May 25

12:00 AM 66° F Chance Showers And Thunderstorms   41%   95%   E 2 mph

1:00 AM 65° F Chance Rain Showers   27%   97%   E 2 mph

2:00 AM 63° F Chance Rain Showers   27%   100%   E 2 mph

3:00 AM 62° F Chance Rain Showers   27%   100%   SE 2 mph

4:00 AM 61° F Chance Rain Showers   27%   100%   SE 2 mph

5:00 AM 62° F Chance Rain Showers   27%   100%   SE 2 mph

6:00 AM 63° F Chance Rain Showers   27%   100%   SE 3 mph

7:00 AM 64° F Chance Rain Showers   34%   100%   SE 3 mph

8:00 AM 66° F Chance Rain Showers   34%   95%   S 3 mph

9:00 AM 69° F Chance Rain Showers   34%   89%   S 5 mph

10:00 AM 71° F Chance Rain Showers   34%   84%   S 5 mph

11:00 AM 73° F Chance Rain Showers   34%   80%   S 5 mph

12:00 PM 75° F Chance Rain Showers   34%   76%   SW 5 mph

1:00 PM 76° F Showers And Thunderstorms Likely   61%   74%   SW 5 mph

2:00 PM 77° F Showers And Thunderstorms Likely   61%   73%   SW 5 mph

3:00 PM 77° F Showers And Thunderstorms Likely   61%   74%   SW 5 mph

4:00 PM 77° F Showers And Thunderstorms Likely   61%   75%   SW 5 mph

5:00 PM 77° F Showers And Thunderstorms Likely   61%   78%   SW 3 mph

6:00 PM 75° F Showers And Thunderstorms Likely   61%   81%   SW 3 mph

7:00 PM 74° F Chance Showers And Thunderstorms   53%   84%   SW 2 mph

8:00 PM 73° F Chance Showers And Thunderstorms   53%   86%   SW 1 mph

9:00 PM 71° F Chance Showers And Thunderstorms   53%   86%   0 mph

10:00 PM 70° F Chance Showers And Thunderstorms   53%   87%   0 mph

11:00 PM 69° F Chance Showers And Thunderstorms   53%   89%   0 mph

Tuesday May 26

12:00 AM 68° F Chance Showers And Thunderstorms   53%   91%   SW 1 mph

1:00 AM 67° F Chance Rain Showers   41%   94%   SW 1 mph

2:00 AM 65° F Chance Rain Showers   41%   99%   SW 1 mph

3:00 AM 63° F Chance Rain Showers   41%   100%   W 1 mph

4:00 AM 62° F Chance Rain Showers   41%   100%   W 1 mph

5:00 AM 62° F Chance Rain Showers   41%   100%   NW 1 mph

6:00 AM 63° F Chance Rain Showers   41%   100%   N 2 mph

7:00 AM 65° F Chance Rain Showers   45%   96%   N 2 mph

8:00 AM 68° F Chance Rain Showers   45%   90%   N 2 mph

9:00 AM 71° F Chance Rain Showers   45%   82%   N 2 mph

10:00 AM 74° F Chance Rain Showers   45%   76%   N 2 mph

11:00 AM 76° F Chance Rain Showers   45%   71%   NW 2 mph

12:00 PM 77° F Chance Rain Showers   45%   68%   NW 3 mph

1:00 PM 78° F Chance Showers And Thunderstorms   36%   66%   W 3 mph

2:00 PM 79° F Chance Showers And Thunderstorms   36%   65%   W 3 mph

3:00 PM 80° F Chance Showers And Thunderstorms   36%   66%   W 3 mph

4:00 PM 80° F Chance Showers And Thunderstorms   36%   68%   W 3 mph

5:00 PM 79° F Chance Showers And Thunderstorms   36%   70%   W 2 mph

6:00 PM 78° F Chance Showers And Thunderstorms   36%   73%   S 2 mph

7:00 PM 76° F Slight Chance Rain Showers   21%   76%   S 1 mph

8:00 PM 74° F Slight Chance Rain Showers   21%   80%   S 1 mph

9:00 PM 72° F Slight Chance Rain Showers   21%   84%   0 mph

10:00 PM 70° F Slight Chance Rain Showers   21%   87%   0 mph

11:00 PM 69° F Slight Chance Rain Showers   21%   89%   0 mph