St-Athan (Vale of Glamorgan) last 24 hours weather
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We are showing you the observations for the nearest location to Treharris (18.9 miles, 120 m lower).
Observation days
No pollution data.
No pollen data.
No pollution data.
No pollen data.
No pollution data.
No pollen data.
Friday
| Time |
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|
|
Weather
|
|||||||
| Weather | |||||||
| Temperature (°C) | |||||||
| Temperature |
11.0° Celsius
|
10.4° Celsius
|
10.2° Celsius
|
10.4° Celsius
|
10.5° Celsius
|
9.5° Celsius
|
10.7° Celsius
|
| Wind direction and speed (mph) | |||||||
| Wind direction and speed |
WNW
26
|
WNW
28
|
WNW
21
|
WNW
24
|
WNW
26
|
WNW
15
|
WNW
23
|
| Wind gust (mph) | |||||||
| Wind gust |
42
|
46
|
44
|
38
|
39
|
25
|
33
|
| Visibility (description) | |||||||
| Visibility |
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
| Humidity | |||||||
| Humidity | 60 % | 59 % | 65 % | 64 % | 67 % | 72 % | 67 % |
| Pressure (hPa) | |||||||
| Pressure | 1,008 hPa | 1,009 hPa | 1,011 hPa | 1,011 hPa | 1,013 hPa | 1,013 hPa | 1,014 hPa |
| Pressure tendency | |||||||
| Pressure tendency | R | R | R | R | R | R | R |
Saturday
| 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
|
||||||||||||||||||||||||
| Weather | ||||||||||||||||||||||||
| Temperature (°C) | ||||||||||||||||||||||||
| Temperature |
10.5° Celsius
|
10.0° Celsius
|
9.9° Celsius
|
10.1° Celsius
|
10.3° Celsius
|
12.0° Celsius
|
11.5° Celsius
|
12.2° Celsius
|
12.2° Celsius
|
11.6° Celsius
|
11.5° Celsius
|
11.5° Celsius
|
11.5° Celsius
|
11.5° Celsius
|
12.9° Celsius
|
13.5° Celsius
|
14.4° Celsius
|
15.5° Celsius
|
15.6° Celsius
|
15.6° Celsius
|
13.6° Celsius
|
12.8° Celsius
|
11.6° Celsius
|
12.0° Celsius
|
| Wind direction and speed (mph) | ||||||||||||||||||||||||
| Wind direction and speed |
WNW
20
|
WNW
17
|
WNW
12
|
WNW
12
|
NW
10
|
W
15
|
W
12
|
WSW
19
|
SW
17
|
SW
15
|
SW
18
|
SW
21
|
SSW
15
|
S
12
|
SSW
15
|
SSW
27
|
SW
28
|
WSW
36
|
WSW
36
|
WSW
37
|
W
34
|
W
33
|
W
27
|
W
27
|
| Wind gust (mph) | ||||||||||||||||||||||||
| Wind gust |
35
|
30
|
27
|
19
|
16
|
24
|
29
|
29
|
35
|
28
|
28
|
34
|
30
|
29
|
27
|
50
|
38
|
52
|
52
|
53
|
57
|
48
|
53
|
42
|
| Visibility (description) | ||||||||||||||||||||||||
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
M
|
G
|
G
|
G
|
M
|
M
|
P
|
P
|
P
|
P
|
P
|
P
|
P
|
M
|
M
|
| Humidity | ||||||||||||||||||||||||
| Humidity | 68 % | 74 % | 75 % | 77 % | 78 % | 72 % | 80 % | 78 % | 80 % | 84 % | 86 % | 82 % | 86 % | 89 % | 88 % | 88 % | 93 % | 95 % | 95 % | 96 % | 94 % | 91 % | 86 % | 77 % |
| Pressure (hPa) | ||||||||||||||||||||||||
| Pressure | 1,014 hPa | 1,014 hPa | 1,014 hPa | 1,014 hPa | 1,013 hPa | 1,013 hPa | 1,012 hPa | 1,012 hPa | 1,011 hPa | 1,010 hPa | 1,009 hPa | 1,007 hPa | 1,005 hPa | 1,001 hPa | 998 hPa | 995 hPa | 993 hPa | 992 hPa | 991 hPa | 990 hPa | 991 hPa | 992 hPa | 992 hPa | 992 hPa |
| Pressure tendency | ||||||||||||||||||||||||
| Pressure tendency | R | R | R | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | R | R | R |
Sunday
| Time |
00:00
|
01:00
|
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
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Weather
|
|||||||||||||||||
| Weather | |||||||||||||||||
| Temperature (°C) | |||||||||||||||||
| Temperature |
12.6° Celsius
|
12.3° Celsius
|
12.4° Celsius
|
12.4° Celsius
|
12.3° Celsius
|
12.4° Celsius
|
11.9° Celsius
|
11.7° Celsius
|
11.9° Celsius
|
11.7° Celsius
|
11.8° Celsius
|
11.8° Celsius
|
12.0° Celsius
|
12.4° Celsius
|
12.3° Celsius
|
12.5° Celsius
|
12.7° Celsius
|
| Wind direction and speed (mph) | |||||||||||||||||
| Wind direction and speed |
W
28
|
W
28
|
W
26
|
W
27
|
W
30
|
W
30
|
W
33
|
WNW
29
|
WNW
32
|
W
31
|
WNW
30
|
WNW
33
|
WNW
29
|
W
29
|
W
26
|
W
27
|
W
21
|
| Wind gust (mph) | |||||||||||||||||
| Wind gust |
45
|
47
|
46
|
47
|
45
|
50
|
48
|
49
|
51
|
49
|
49
|
48
|
48
|
45
|
44
|
44
|
40
|
| Visibility (description) | |||||||||||||||||
| Visibility |
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity | |||||||||||||||||
| Humidity | 67 % | 66 % | 58 % | 61 % | 61 % | 60 % | 58 % | 59 % | 61 % | 62 % | 60 % | 58 % | 58 % | 60 % | 61 % | 57 % | 55 % |
| Pressure (hPa) | |||||||||||||||||
| Pressure | 993 hPa | 993 hPa | 994 hPa | 994 hPa | 995 hPa | 995 hPa | 997 hPa | 998 hPa | 999 hPa | 1,001 hPa | 1,002 hPa | 1,004 hPa | 1,005 hPa | 1,006 hPa | 1,007 hPa | 1,008 hPa | 1,009 hPa |
| Pressure tendency | |||||||||||||||||
| Pressure tendency | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
St-Athan weather map
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Observation taken at 15:35, Sun
Updated 15:35 (UTC) on Sun 25 Oct 2026
Location Details
Location: 51.405, -3.44
Altitude: 49 m above sea level