Cardiff International Airport (Vale of Glamorgan) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 4° Celsius;
Maximum daytime temperature: 14 degrees Celsius; Minimum nighttime temperature: 4 degrees Celsius; -
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 14 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius; -
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 14 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius;
-
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 14 degrees Celsius; Minimum nighttime temperature: 11 degrees Celsius; -
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 12° Celsius;Maximum daytime temperature: 17 degrees Celsius; Minimum nighttime temperature: 12 degrees Celsius;
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 18 degrees Celsius; Minimum nighttime temperature: 12 degrees Celsius;
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 21 degrees Celsius; Minimum nighttime temperature: 12 degrees Celsius;
7 day forecast for Cardiff International Airport
Friday (15 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%
|
10%
|
30%
|
20%
|
20%
|
20%
|
10%
|
10%
|
10%
|
20%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
6°
|
5°
|
5°
|
5°
|
5°
|
4°
|
4°
|
6°
|
9°
|
10°
|
11°
|
12°
|
12°
|
12°
|
13°
|
13°
|
13°
|
12°
|
12°
|
11°
|
10°
|
8°
|
7°
|
7°
|
| Feels like temperature (°C) |
4°
|
3°
|
3°
|
3°
|
2°
|
2°
|
2°
|
4°
|
7°
|
8°
|
9°
|
9°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
9°
|
9°
|
8°
|
5°
|
5°
|
4°
|
| Wind direction and speed |
NNW
6
|
NNW
6
|
NNW
6
|
NNW
6
|
NNW
6
|
NNW
6
|
NNW
6
|
NW
6
|
NW
7
|
NW
9
|
WNW
10
|
WNW
11
|
WNW
12
|
WNW
12
|
WNW
13
|
WNW
14
|
NW
14
|
NW
13
|
NW
13
|
NW
12
|
NW
10
|
NW
9
|
NW
9
|
NW
9
|
| Wind gust (mph) |
17
|
16
|
17
|
16
|
14
|
13
|
13
|
16
|
19
|
21
|
23
|
24
|
26
|
27
|
28
|
28
|
27
|
26
|
25
|
24
|
21
|
20
|
20
|
19
|
| Visibility |
G
|
G
|
G
|
VG
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
85%
|
86%
|
85%
|
85%
|
86%
|
86%
|
86%
|
84%
|
76%
|
72%
|
64%
|
54%
|
49%
|
44%
|
41%
|
42%
|
42%
|
41%
|
41%
|
41%
|
53%
|
59%
|
65%
|
68%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 4 | 5 | 5 | 6 | 5 | 4 | 3 | 2 | 1 | 1 | 1 | - | - | - |
Saturday (16 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%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
30%
|
30%
|
30%
|
20%
|
30%
|
40%
|
40%
|
60%
|
70%
|
70%
|
80%
|
90%
|
90%
|
80%
|
| Temperature (°C) |
6°
|
6°
|
6°
|
6°
|
5°
|
5°
|
5°
|
7°
|
9°
|
10°
|
11°
|
11°
|
12°
|
12°
|
12°
|
13°
|
13°
|
12°
|
12°
|
11°
|
11°
|
11°
|
11°
|
10°
|
| Feels like temperature (°C) |
4°
|
4°
|
3°
|
3°
|
3°
|
3°
|
4°
|
7°
|
9°
|
9°
|
9°
|
10°
|
10°
|
10°
|
10°
|
11°
|
10°
|
10°
|
10°
|
9°
|
9°
|
9°
|
9°
|
9°
|
| Wind direction and speed (mph) |
NW
9
|
NW
8
|
NNW
7
|
NNW
6
|
NNW
6
|
N
5
|
N
4
|
NNW
3
|
W
3
|
WSW
4
|
WSW
6
|
WSW
8
|
WSW
9
|
WSW
10
|
WSW
11
|
W
11
|
W
12
|
W
12
|
W
12
|
W
11
|
W
9
|
W
8
|
WSW
8
|
WSW
8
|
| Wind gust (mph) |
18
|
16
|
14
|
12
|
11
|
10
|
9
|
9
|
11
|
13
|
15
|
16
|
17
|
19
|
19
|
20
|
21
|
20
|
19
|
18
|
16
|
15
|
15
|
18
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
M
|
M
|
M
|
| Humidity |
73%
|
76%
|
79%
|
81%
|
83%
|
84%
|
83%
|
75%
|
67%
|
64%
|
61%
|
61%
|
62%
|
62%
|
61%
|
62%
|
65%
|
71%
|
76%
|
82%
|
87%
|
91%
|
91%
|
93%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 4 | 5 | 5 | 5 | 5 | 3 | 2 | 1 | 1 | 1 | 1 | - | - | - |
Sunday (17 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 |
70%
|
70%
|
60%
|
50%
|
30%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
40%
|
40%
|
40%
|
40%
|
40%
|
40%
|
40%
|
50%
|
50%
|
50%
|
50%
|
| Temperature (°C) |
10°
|
10°
|
10°
|
9°
|
9°
|
8°
|
8°
|
9°
|
10°
|
11°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
11°
|
11°
|
10°
|
9°
|
9°
|
| Feels like temperature (°C) |
9°
|
8°
|
8°
|
7°
|
7°
|
6°
|
6°
|
7°
|
8°
|
9°
|
9°
|
9°
|
10°
|
10°
|
10°
|
10°
|
10°
|
9°
|
9°
|
9°
|
8°
|
7°
|
7°
|
7°
|
| Wind direction and speed (mph) |
WSW
9
|
W
9
|
W
9
|
WNW
8
|
WNW
8
|
WNW
8
|
WNW
8
|
WNW
8
|
WNW
9
|
W
10
|
W
11
|
W
12
|
W
13
|
W
14
|
W
15
|
W
15
|
W
15
|
W
15
|
W
14
|
W
14
|
WSW
13
|
W
11
|
WSW
10
|
WSW
10
|
| Wind gust (mph) |
19
|
18
|
19
|
19
|
18
|
18
|
17
|
17
|
17
|
18
|
20
|
22
|
24
|
26
|
26
|
26
|
26
|
26
|
25
|
24
|
22
|
20
|
19
|
19
|
| Visibility (description) |
M
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
| Humidity |
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
91%
|
86%
|
83%
|
74%
|
65%
|
61%
|
58%
|
58%
|
60%
|
60%
|
58%
|
62%
|
65%
|
67%
|
72%
|
78%
|
81%
|
84%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 4 | 5 | 4 | 5 | 4 | 4 | 3 | 1 | 1 | 1 | 1 | 1 | - | - |
Monday (18 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 |
50%
|
60%
|
70%
|
70%
|
70%
|
70%
|
70%
|
70%
|
60%
|
60%
|
60%
|
60%
|
70%
|
70%
|
70%
|
70%
|
80%
|
80%
|
80%
|
80%
|
80%
|
90%
|
90%
|
90%
|
| Temperature (°C) |
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
10°
|
11°
|
11°
|
12°
|
12°
|
13°
|
13°
|
13°
|
13°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
| Feels like temperature (°C) |
6°
|
7°
|
7°
|
7°
|
7°
|
6°
|
6°
|
7°
|
8°
|
9°
|
10°
|
10°
|
10°
|
11°
|
11°
|
11°
|
11°
|
10°
|
10°
|
9°
|
9°
|
9°
|
9°
|
10°
|
| Wind direction and speed (mph) |
WSW
10
|
SW
10
|
WSW
10
|
SW
10
|
SW
9
|
WSW
9
|
WSW
9
|
SW
9
|
SW
9
|
SW
9
|
SW
9
|
SW
9
|
SW
9
|
SSW
9
|
SSW
10
|
S
10
|
S
10
|
S
11
|
S
12
|
SSE
14
|
SSE
14
|
SSE
14
|
SSE
13
|
SSE
13
|
| Wind gust (mph) |
20
|
18
|
19
|
19
|
18
|
17
|
17
|
18
|
18
|
19
|
20
|
20
|
20
|
20
|
20
|
20
|
20
|
22
|
25
|
26
|
27
|
28
|
28
|
26
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
G
|
VG
|
G
|
G
|
M
|
M
|
M
|
M
|
M
|
P
|
P
|
| Humidity |
84%
|
83%
|
83%
|
84%
|
86%
|
87%
|
87%
|
85%
|
82%
|
76%
|
74%
|
74%
|
72%
|
70%
|
73%
|
76%
|
80%
|
84%
|
85%
|
89%
|
91%
|
92%
|
92%
|
92%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 3 | 3 | 5 | 3 | 4 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | - | - |
Tuesday (19 May 2026)
| Time |
00:00
|
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
| Chance of precipitation |
90%
|
≥95%
|
90%
|
80%
|
80%
|
70%
|
70%
|
60%
|
40%
|
| Temperature (°C) |
12°
|
12°
|
13°
|
12°
|
14°
|
15°
|
16°
|
15°
|
13°
|
| Feels like temperature (°C) |
10°
|
10°
|
10°
|
10°
|
11°
|
13°
|
13°
|
12°
|
11°
|
| Wind direction and speed (mph) |
SSE
12
|
S
12
|
SSW
14
|
SSW
14
|
SW
15
|
WSW
16
|
WSW
17
|
WSW
15
|
SW
13
|
| Wind gust (mph) |
27
|
29
|
29
|
28
|
30
|
30
|
29
|
24
|
22
|
| Visibility (description) |
M
|
M
|
M
|
P
|
M
|
M
|
G
|
M
|
M
|
| Humidity |
93%
|
93%
|
94%
|
92%
|
86%
|
82%
|
79%
|
84%
|
88%
|
| UV | - | - | - | 1 | 2 | 4 | 3 | 1 | - |
Wednesday (20 May 2026)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
|
|
| Chance of precipitation |
40%
|
40%
|
40%
|
40%
|
30%
|
30%
|
20%
|
20%
|
| Temperature (°C) |
13°
|
12°
|
13°
|
15°
|
17°
|
17°
|
16°
|
14°
|
| Feels like temperature (°C) |
10°
|
10°
|
10°
|
13°
|
14°
|
15°
|
14°
|
12°
|
| Wind direction and speed (mph) |
SW
13
|
SW
13
|
SW
12
|
SW
13
|
SW
13
|
SW
12
|
SW
11
|
SW
9
|
| Wind gust (mph) |
23
|
21
|
22
|
23
|
23
|
22
|
19
|
16
|
| Visibility (description) |
M
|
M
|
M
|
G
|
G
|
VG
|
G
|
G
|
| Humidity |
90%
|
91%
|
91%
|
84%
|
76%
|
73%
|
78%
|
90%
|
| UV | - | - | 1 | 3 | 5 | 3 | 1 | - |
Thursday (21 May 2026)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
20%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
16°
|
19°
|
20°
|
19°
|
16°
|
| Feels like temperature (°C) |
12°
|
11°
|
12°
|
15°
|
17°
|
18°
|
18°
|
15°
|
| Wind direction and speed (mph) |
SSW
8
|
S
7
|
S
7
|
S
8
|
S
9
|
SSW
10
|
S
8
|
S
7
|
| Wind gust (mph) |
13
|
13
|
14
|
16
|
17
|
17
|
14
|
12
|
| Visibility (description) |
M
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
| Humidity |
92%
|
93%
|
92%
|
85%
|
74%
|
67%
|
70%
|
83%
|
| UV | - | - | 1 | 4 | 6 | 3 | 1 | - |
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Wales weather forecast
Headline:
A drier day on Friday.
This Evening and Tonight:
Plenty of showers lingering into this evening, these could turn heavy at times. Becoming mostly dry through the early hours of the morning with some clear spells developing. Lighter winds but a cool breeze remains around Welsh coasts. Minimum temperature 5 °C.
Friday:
The odd early shower is possible, otherwise a dry day ahead with light winds and plenty of sunshine by the afternoon. Feeling less chilly in lighter winds. Maximum temperature 13 °C.
Outlook for Saturday to Monday:
Mostly dry with light winds on Saturday. Showers possible later but clearing through Sunday morning. Turning unsettled later on Monday. Temperatures returning to near average.
Updated: