Washington Dulles Airport (United States of America) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 19° Celsius; -
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 18° Celsius;
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 18° Celsius;
-
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 19° Celsius; -
Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 20° Celsius;
Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 20° Celsius;
-
Maximum daytime temperature: 29° Celsius; Minimum nighttime temperature: 21° Celsius;
Maximum daytime temperature: 29° Celsius; Minimum nighttime temperature: 21° Celsius;
-
Maximum daytime temperature: 30° Celsius; Minimum nighttime temperature: 22° Celsius;
Maximum daytime temperature: 30° Celsius; Minimum nighttime temperature: 22° Celsius;
-
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 23° Celsius;
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 23° Celsius;
Cloudy changing to sunny intervals by late morning.
Sunrise:
Sunset:
VH UV
No pollution data.
No pollen data.
7 day forecast for Washington Dulles Airport
Today (7 August 2025)
| Time |
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
 |
|
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
 |
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
21°
|
20°
|
20°
|
20°
|
20°
|
20°
|
21°
|
21°
|
23°
|
24°
|
25°
|
26°
|
27°
|
27°
|
27°
|
27°
|
26°
|
26°
|
25°
|
24°
|
23°
|
| Feels like temperature (°C) |
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
22°
|
23°
|
24°
|
25°
|
26°
|
27°
|
27°
|
27°
|
27°
|
26°
|
25°
|
25°
|
24°
|
23°
|
| Wind direction and speed |
ENE
5
|
ENE
5
|
ENE
4
|
NE
4
|
NE
4
|
NE
5
|
NE
6
|
ENE
6
|
ENE
6
|
ENE
7
|
E
7
|
E
6
|
E
6
|
E
6
|
E
6
|
E
6
|
E
6
|
E
7
|
ESE
7
|
ESE
7
|
ESE
7
|
| Wind gust (mph) |
11
|
11
|
10
|
10
|
12
|
14
|
16
|
17
|
18
|
19
|
19
|
19
|
19
|
18
|
17
|
16
|
16
|
15
|
15
|
15
|
14
|
| Visibility |
VG
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
88%
|
89%
|
89%
|
90%
|
89%
|
87%
|
85%
|
77%
|
74%
|
66%
|
59%
|
55%
|
52%
|
47%
|
51%
|
53%
|
54%
|
55%
|
57%
|
62%
|
66%
|
| UV | - | - | - | - | 1 | 2 | 3 | 6 | 7 | 8 | 9 | 8 | 6 | 3 | 2 | 1 | - | - | - | - | - |
Friday (8 August 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
22°
|
21°
|
21°
|
20°
|
19°
|
19°
|
19°
|
19°
|
20°
|
20°
|
21°
|
22°
|
24°
|
25°
|
26°
|
26°
|
27°
|
27°
|
27°
|
27°
|
25°
|
23°
|
| Feels like temperature (°C) |
22°
|
22°
|
21°
|
21°
|
20°
|
20°
|
20°
|
20°
|
20°
|
21°
|
22°
|
23°
|
24°
|
25°
|
25°
|
26°
|
27°
|
27°
|
27°
|
27°
|
26°
|
23°
|
| Wind direction and speed (mph) |
ESE
6
|
ESE
6
|
E
5
|
E
4
|
ENE
3
|
ENE
4
|
NE
4
|
NE
4
|
NE
5
|
NE
6
|
ENE
6
|
ENE
6
|
ENE
6
|
ENE
6
|
E
6
|
E
5
|
E
5
|
E
5
|
E
5
|
E
5
|
ESE
5
|
ESE
7
|
| Wind gust (mph) |
13
|
12
|
10
|
9
|
8
|
9
|
10
|
12
|
14
|
15
|
16
|
17
|
17
|
17
|
17
|
17
|
16
|
15
|
14
|
13
|
16
|
15
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
72%
|
76%
|
82%
|
85%
|
86%
|
90%
|
91%
|
91%
|
87%
|
84%
|
77%
|
67%
|
59%
|
54%
|
46%
|
43%
|
42%
|
41%
|
41%
|
49%
|
54%
|
57%
|
| UV | - | - | - | - | - | - | - | 1 | 2 | 3 | 6 | 8 | 9 | 9 | 9 | 7 | 5 | 3 | 1 | 1 | - | - |
Saturday (9 August 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
 |
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
20°
|
18°
|
19°
|
22°
|
26°
|
27°
|
25°
|
23°
|
| Feels like temperature (°C) |
21°
|
19°
|
20°
|
23°
|
26°
|
27°
|
26°
|
24°
|
| Wind direction and speed (mph) |
ESE
4
|
ENE
3
|
NE
3
|
ENE
4
|
ENE
4
|
E
4
|
SE
3
|
SSE
4
|
| Wind gust (mph) |
9
|
9
|
14
|
15
|
15
|
13
|
10
|
10
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
75%
|
86%
|
82%
|
63%
|
44%
|
41%
|
63%
|
66%
|
| UV | - | - | 2 | 8 | 9 | 3 | - | - |
Sunday (10 August 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
21°
|
19°
|
20°
|
24°
|
27°
|
28°
|
26°
|
24°
|
| Feels like temperature (°C) |
22°
|
21°
|
22°
|
25°
|
28°
|
29°
|
27°
|
25°
|
| Wind direction and speed (mph) |
SE
4
|
SE
3
|
SE
3
|
ENE
3
|
E
4
|
ESE
4
|
SSE
5
|
S
5
|
| Wind gust (mph) |
9
|
7
|
11
|
14
|
14
|
13
|
11
|
10
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
76%
|
87%
|
86%
|
67%
|
48%
|
44%
|
61%
|
66%
|
| UV | - | - | 2 | 8 | 9 | 3 | - | - |
Monday (11 August 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
20%
|
30%
|
20%
|
20%
|
<5%
|
10%
|
| Temperature (°C) |
22°
|
21°
|
21°
|
25°
|
27°
|
29°
|
27°
|
25°
|
| Feels like temperature (°C) |
24°
|
22°
|
23°
|
26°
|
29°
|
30°
|
28°
|
26°
|
| Wind direction and speed (mph) |
SSW
4
|
SSE
3
|
S
3
|
S
3
|
SE
4
|
SSE
4
|
S
5
|
SSW
5
|
| Wind gust (mph) |
7
|
8
|
10
|
13
|
14
|
13
|
12
|
10
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
78%
|
89%
|
89%
|
72%
|
58%
|
52%
|
63%
|
69%
|
| UV | - | - | 2 | 7 | 8 | 2 | - | - |
Tuesday (12 August 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
10%
|
20%
|
20%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
23°
|
22°
|
22°
|
26°
|
29°
|
30°
|
28°
|
26°
|
| Feels like temperature (°C) |
25°
|
23°
|
24°
|
28°
|
31°
|
32°
|
30°
|
27°
|
| Wind direction and speed (mph) |
SSW
4
|
SSW
3
|
SSW
3
|
SSW
4
|
S
4
|
S
5
|
SSW
6
|
SSW
5
|
| Wind gust (mph) |
8
|
8
|
12
|
14
|
15
|
14
|
13
|
11
|
| Visibility (description) |
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
84%
|
91%
|
91%
|
75%
|
59%
|
53%
|
63%
|
73%
|
| UV | - | - | 2 | 7 | 8 | 2 | - | - |
Wednesday (13 August 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
10%
|
20%
|
20%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
24°
|
23°
|
23°
|
28°
|
31°
|
32°
|
29°
|
27°
|
| Feels like temperature (°C) |
26°
|
25°
|
26°
|
30°
|
33°
|
34°
|
31°
|
29°
|
| Wind direction and speed (mph) |
SSW
5
|
SSW
3
|
SW
3
|
SW
4
|
SSW
4
|
SW
5
|
SW
6
|
SW
6
|
| Wind gust (mph) |
10
|
8
|
12
|
15
|
16
|
15
|
13
|
12
|
| Visibility (description) |
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
85%
|
92%
|
92%
|
71%
|
55%
|
52%
|
59%
|
70%
|
| UV | - | - | 2 | 8 | 7 | 2 | - | - |
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Forecast
Forecast for 03:00 (UTC-4), Thu
Updated 07:05 (UTC+1) on Thu 7 Aug 2025
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