Washington Dulles Airport (United States of America) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 7 degrees Celsius; -
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 9 degrees Celsius; -
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 15 degrees Celsius; Minimum nighttime temperature: 7 degrees Celsius;
-
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 15 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius;
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 21 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
-
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 27 degrees Celsius; Minimum nighttime temperature: 16 degrees Celsius;
-
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 26 degrees Celsius; Minimum nighttime temperature: 16 degrees Celsius;
Sunny intervals.
Sunrise:
Sunset:
VH UV
No pollution data.
No pollen data.
7 day forecast for Washington Dulles Airport
Today (30 April 2026)
| Time |
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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
17°
|
18°
|
19°
|
19°
|
19°
|
18°
|
17°
|
16°
|
14°
|
13°
|
12°
|
11°
|
| Feels like temperature (°C) |
15°
|
15°
|
16°
|
15°
|
15°
|
15°
|
14°
|
13°
|
12°
|
11°
|
10°
|
9°
|
| Wind direction and speed |
WNW
10
|
WNW
11
|
WNW
11
|
WNW
12
|
WNW
12
|
WNW
13
|
NW
14
|
NW
14
|
NW
12
|
NW
11
|
NW
10
|
NW
10
|
| Wind gust (mph) |
24
|
24
|
25
|
26
|
27
|
28
|
28
|
27
|
24
|
22
|
20
|
18
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
40%
|
40%
|
38%
|
37%
|
36%
|
38%
|
40%
|
40%
|
41%
|
42%
|
46%
|
53%
|
| UV | 8 | 7 | 7 | 5 | 3 | 2 | 1 | - | - | - | - | - |
Friday (1 May 2026)
| 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
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
|
|
 |
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
20%
|
30%
|
20%
|
30%
|
| Temperature (°C) |
10°
|
10°
|
9°
|
9°
|
8°
|
8°
|
8°
|
8°
|
9°
|
10°
|
12°
|
13°
|
14°
|
15°
|
16°
|
17°
|
18°
|
19°
|
18°
|
18°
|
17°
|
16°
|
15°
|
14°
|
| Feels like temperature (°C) |
9°
|
8°
|
7°
|
7°
|
6°
|
6°
|
6°
|
6°
|
8°
|
10°
|
11°
|
12°
|
13°
|
14°
|
15°
|
16°
|
16°
|
16°
|
16°
|
16°
|
15°
|
15°
|
14°
|
13°
|
| Wind direction and speed (mph) |
NW
8
|
NW
8
|
NW
8
|
NW
7
|
NW
7
|
NW
6
|
NW
6
|
NW
5
|
NW
3
|
NW
4
|
NNW
3
|
N
2
|
SSE
2
|
S
3
|
S
4
|
S
5
|
S
6
|
S
7
|
S
8
|
S
8
|
SSW
7
|
SW
7
|
WSW
7
|
W
7
|
| Wind gust (mph) |
17
|
15
|
14
|
14
|
13
|
12
|
10
|
9
|
9
|
10
|
10
|
8
|
8
|
12
|
15
|
16
|
18
|
17
|
17
|
16
|
15
|
14
|
15
|
14
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
54%
|
56%
|
56%
|
58%
|
59%
|
60%
|
63%
|
64%
|
58%
|
51%
|
40%
|
40%
|
40%
|
40%
|
38%
|
37%
|
33%
|
28%
|
31%
|
39%
|
42%
|
44%
|
54%
|
61%
|
| UV | - | - | - | - | - | - | - | 1 | 2 | 3 | 5 | 7 | 8 | 8 | 8 | 6 | 4 | 2 | 1 | - | - | - | - | - |
Saturday (2 May 2026)
| 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
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
13°
|
12°
|
12°
|
11°
|
11°
|
10°
|
9°
|
9°
|
9°
|
10°
|
10°
|
11°
|
13°
|
14°
|
15°
|
15°
|
15°
|
15°
|
15°
|
14°
|
13°
|
12°
|
12°
|
11°
|
| Feels like temperature (°C) |
12°
|
11°
|
10°
|
10°
|
9°
|
8°
|
8°
|
7°
|
7°
|
8°
|
8°
|
10°
|
11°
|
12°
|
13°
|
14°
|
13°
|
13°
|
13°
|
12°
|
12°
|
11°
|
10°
|
10°
|
| Wind direction and speed (mph) |
NW
7
|
NNW
6
|
NNW
7
|
NW
7
|
NW
7
|
NW
8
|
NNW
8
|
NNW
8
|
NNW
9
|
NNW
9
|
NNW
9
|
NNW
8
|
NNW
7
|
NNW
7
|
N
7
|
NNW
6
|
NNW
7
|
NNW
7
|
NNW
7
|
N
7
|
N
7
|
NNW
7
|
NNW
8
|
NNW
8
|
| Wind gust (mph) |
13
|
13
|
14
|
14
|
15
|
15
|
16
|
17
|
19
|
19
|
18
|
18
|
18
|
17
|
17
|
17
|
16
|
16
|
15
|
14
|
13
|
15
|
18
|
18
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
64%
|
67%
|
67%
|
68%
|
68%
|
67%
|
68%
|
68%
|
64%
|
59%
|
56%
|
51%
|
44%
|
42%
|
42%
|
40%
|
39%
|
38%
|
39%
|
42%
|
43%
|
44%
|
44%
|
45%
|
| UV | - | - | - | - | - | - | - | 1 | 2 | 2 | 4 | 7 | 6 | 5 | 6 | 4 | 2 | 1 | 1 | - | - | - | - | - |
Sunday (3 May 2026)
| 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
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
11°
|
10°
|
10°
|
9°
|
8°
|
8°
|
7°
|
7°
|
8°
|
9°
|
10°
|
11°
|
12°
|
13°
|
14°
|
14°
|
15°
|
14°
|
14°
|
14°
|
13°
|
12°
|
11°
|
10°
|
| Feels like temperature (°C) |
9°
|
8°
|
7°
|
7°
|
6°
|
5°
|
4°
|
4°
|
5°
|
6°
|
7°
|
9°
|
9°
|
10°
|
11°
|
11°
|
12°
|
12°
|
12°
|
12°
|
11°
|
10°
|
10°
|
9°
|
| Wind direction and speed (mph) |
NW
9
|
NW
9
|
NW
9
|
NW
9
|
NW
9
|
NW
9
|
NW
9
|
NW
9
|
NW
10
|
NW
12
|
NW
12
|
NW
12
|
NW
12
|
NW
12
|
NW
12
|
NW
12
|
NW
11
|
NW
11
|
NW
10
|
NW
8
|
NW
7
|
WNW
5
|
WNW
5
|
W
5
|
| Wind gust (mph) |
18
|
18
|
19
|
19
|
18
|
18
|
18
|
21
|
24
|
26
|
27
|
27
|
27
|
27
|
26
|
26
|
25
|
23
|
21
|
16
|
12
|
10
|
9
|
9
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
46%
|
47%
|
50%
|
52%
|
54%
|
55%
|
55%
|
54%
|
48%
|
41%
|
40%
|
39%
|
34%
|
27%
|
26%
|
24%
|
23%
|
22%
|
24%
|
31%
|
41%
|
44%
|
51%
|
53%
|
| UV | - | - | - | - | - | - | - | 1 | 2 | 3 | 5 | 7 | 8 | 7 | 5 | 5 | 3 | 2 | 1 | - | - | - | - | - |
Monday (4 May 2026)
| 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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
10°
|
10°
|
9°
|
9°
|
8°
|
8°
|
8°
|
8°
|
10°
|
12°
|
14°
|
16°
|
17°
|
19°
|
19°
|
20°
|
21°
|
21°
|
21°
|
20°
|
19°
|
16°
|
| Feels like temperature (°C) |
9°
|
8°
|
8°
|
7°
|
7°
|
7°
|
6°
|
7°
|
8°
|
10°
|
12°
|
14°
|
15°
|
16°
|
16°
|
17°
|
18°
|
18°
|
18°
|
18°
|
17°
|
15°
|
| Wind direction and speed (mph) |
WSW
5
|
SW
5
|
SW
5
|
SSW
5
|
SSW
5
|
SSW
6
|
SSW
6
|
SSW
6
|
SSW
6
|
SSW
7
|
SSW
8
|
SSW
10
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SSW
9
|
SSW
9
|
SSW
9
|
| Wind gust (mph) |
9
|
9
|
10
|
10
|
10
|
11
|
12
|
13
|
16
|
18
|
21
|
22
|
23
|
24
|
24
|
23
|
22
|
21
|
19
|
17
|
17
|
17
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
54%
|
54%
|
54%
|
55%
|
55%
|
56%
|
57%
|
55%
|
52%
|
44%
|
42%
|
40%
|
39%
|
38%
|
36%
|
36%
|
37%
|
38%
|
39%
|
41%
|
43%
|
52%
|
| UV | - | - | - | - | - | - | - | 1 | 2 | 3 | 6 | 7 | 8 | 8 | 7 | 5 | 4 | 2 | 1 | - | - | - |
Tuesday (5 May 2026)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
<5%
|
| Temperature (°C) |
15°
|
13°
|
14°
|
21°
|
26°
|
27°
|
24°
|
21°
|
| Feels like temperature (°C) |
13°
|
12°
|
13°
|
19°
|
23°
|
23°
|
21°
|
18°
|
| Wind direction and speed (mph) |
SSW
9
|
SSW
8
|
SSW
8
|
SSW
10
|
SSW
12
|
SSW
13
|
SSW
10
|
S
10
|
| Wind gust (mph) |
17
|
16
|
20
|
25
|
27
|
26
|
21
|
20
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
57%
|
64%
|
64%
|
45%
|
38%
|
28%
|
41%
|
44%
|
| UV | - | - | 2 | 7 | 8 | 2 | - | - |
Wednesday (6 May 2026)
| 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%
|
10%
|
30%
|
40%
|
30%
|
30%
|
| Temperature (°C) |
19°
|
17°
|
17°
|
22°
|
25°
|
24°
|
22°
|
19°
|
| Feels like temperature (°C) |
17°
|
15°
|
15°
|
19°
|
22°
|
21°
|
19°
|
17°
|
| Wind direction and speed (mph) |
SSW
10
|
S
10
|
S
10
|
SSW
12
|
SSW
14
|
SSW
14
|
S
11
|
SSW
10
|
| Wind gust (mph) |
20
|
20
|
24
|
30
|
32
|
29
|
24
|
23
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
54%
|
63%
|
65%
|
54%
|
42%
|
43%
|
46%
|
56%
|
| UV | - | - | 2 | 7 | 7 | 2 | - | - |
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Forecast for 1pm (UTC-4) Thursday
Updated 13:18 (UTC+1) on Thu 30 Apr 2026
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