Ystrad Mynach (Caerphilly) last 24 hours weather
Tuesday (16 December 2025)
| 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 symbol |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Temperature
°C
|
||||||||||||||||
| Temperature in degrees Celsius |
7.0°
|
7.3°
|
7.2°
|
9.0°
|
9.7°
|
9.4°
|
9.0°
|
8.5°
|
7.7°
|
6.3°
|
5.4°
|
4.4°
|
4.2°
|
3.7°
|
2.9°
|
1.8°
|
|
Wind direction and speed
mph
|
||||||||||||||||
| Wind direction and speed in miles per hour |
NNW
5
|
NNW
4
|
WNW
6
|
WNW
6
|
WNW
8
|
NW
7
|
WNW
6
|
NW
5
|
NW
6
|
NW
6
|
NW
5
|
N
4
|
N
5
|
NNE
3
|
N
4
|
N
3
|
| Wind gust in miles per hour | 9 | 9 | 9 | 9 | 11 | 11 | 13 | 9 | 9 | 9 | 9 | 7 | 4 | 7 | 4 | 4 |
|
Visibility
|
||||||||||||||||
| Visibility | E | E | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | G | VG | G |
| Humidity | 89% | 85% | 89% | 83% | 80% | 79% | 79% | 80% | 83% | 85% | 84% | 89% | 91% | 94% | 95% | 94% |
| Pressure in hectopascals | 1,008 | 1,010 | 1,010 | 1,011 | 1,012 | 1,012 | 1,013 | 1,013 | 1,014 | 1,014 | 1,015 | 1,016 | 1,016 | 1,016 | 1,016 | 1,017 |
Wednesday (17 December 2025)
| 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 symbol |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Temperature
°C
|
||||||||||||||||||||||||
| Temperature in degrees Celsius |
1.0°
|
1.4°
|
1.1°
|
1.8°
|
4.7°
|
6.6°
|
6.6°
|
8.9°
|
8.6°
|
8.4°
|
8.0°
|
8.8°
|
9.1°
|
10.0°
|
10.2°
|
10.8°
|
10.8°
|
11.0°
|
11.8°
|
12.1°
|
12.3°
|
12.0°
|
11.9°
|
11.9°
|
|
Wind direction and speed
mph
|
||||||||||||||||||||||||
| Wind direction and speed in miles per hour |
ENE
3
|
NE
3
|
N
1
|
NE
1
|
SSW
7
|
S
8
|
SSE
9
|
SSW
13
|
S
12
|
S
9
|
SSE
7
|
S
9
|
S
10
|
S
10
|
S
12
|
S
17
|
S
15
|
S
16
|
S
14
|
S
15
|
SSW
22
|
S
18
|
SSW
18
|
SW
17
|
| Wind gust in miles per hour | 4 | 4 | 4 | 4 | 11 | 11 | 16 | 20 | 18 | 18 | 16 | 13 | 16 | 18 | 22 | 31 | 29 | 27 | 29 | 25 | 36 | 34 | 29 | 34 |
|
Visibility
|
||||||||||||||||||||||||
| Visibility | G | VG | G | G | E | E | E | E | VG | VG | M | M | M | E | VG | E | E | E | E | E | G | E | VG | G |
| Humidity | 96% | 97% | 97% | 97% | 98% | 86% | 89% | 77% | 81% | 90% | 93% | 94% | 93% | 89% | 89% | 84% | 86% | 87% | 84% | 82% | 83% | 87% | 89% | 91% |
| Pressure in hectopascals | 1,016 | 1,016 | 1,016 | 1,016 | 1,015 | 1,015 | 1,014 | 1,014 | 1,014 | 1,014 | 1,014 | 1,013 | 1,012 | 1,011 | 1,010 | 1,009 | 1,008 | 1,008 | 1,007 | 1,006 | 1,005 | 1,005 | 1,005 | 1,005 |
Thursday (18 December 2025)
| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | |
|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
|
|
|
Temperature
°C
|
||||||||
| Temperature in degrees Celsius |
11.1°
|
10.9°
|
10.7°
|
10.7°
|
10.3°
|
10.4°
|
10.4°
|
9.4°
|
|
Wind direction and speed
mph
|
||||||||
| Wind direction and speed in miles per hour |
W
13
|
W
13
|
W
7
|
W
10
|
WSW
10
|
SSW
6
|
SSW
6
|
SSE
4
|
| Wind gust in miles per hour | 27 | 20 | 16 | 13 | 13 | 13 | 9 | 9 |
|
Visibility
|
||||||||
| Visibility | G | G | G | G | G | G | G | G |
| Humidity | 96% | 96% | 95% | 92% | 92% | 92% | 90% | 93% |
| Pressure in hectopascals | 1,005 | 1,006 | 1,006 | 1,006 | 1,006 | 1,006 | 1,006 | 1,005 |
Ystrad Mynach weather map
View the weather with our interactive map
Loading map…
Location Details
Location: 51.64, -3.235
Altitude:
102m above sea level