Treharris (Merthyr Tydfil) last 24 hours weather
Friday (13 February 2026)
| 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 | |
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Temperature
°C
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| Temperature in degrees Celsius |
6.7°
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5.1°
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6.6°
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7.7°
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7.9°
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9.0°
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9.2°
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9.7°
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7.7°
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6.1°
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5.1°
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4.8°
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4.0°
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4.3°
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4.3°
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4.3°
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4.2°
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Wind direction and speed
mph
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| Wind direction and speed in miles per hour |
SE
5
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E
6
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E
7
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E
8
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E
9
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E
8
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E
10
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ENE
10
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ENE
18
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NE
16
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NE
21
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NE
19
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NE
20
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NNE
22
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NE
19
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NE
19
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NNE
16
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| Wind gust in miles per hour | 9 | 11 | 11 | 11 | 11 | 11 | 13 | 16 | 27 | 27 | 29 | 36 | 34 | 38 | 36 | 27 | 29 |
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Visibility
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| Visibility | M | G | G | G | G | G | VG | VG | E | G | E | E | E | E | E | E | E |
| Humidity | 96% | 95% | 97% | 97% | 93% | 91% | 89% | 83% | 84% | 85% | 83% | 83% | 82% | 80% | 81% | 81% | 80% |
| Pressure in hectopascals | 987 | 987 | 988 | 988 | 989 | 989 | 990 | 990 | 991 | 993 | 994 | 996 | 998 | 1,000 | 1,002 | 1,004 | 1,006 |
Saturday (14 February 2026)
| 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 | |
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| Weather symbol |
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Temperature
°C
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| Temperature in degrees Celsius |
4.2°
|
3.9°
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2.7°
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2.2°
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1.2°
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1.4°
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1.8°
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1.3°
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0.5°
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1.9°
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3.5°
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4.7°
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5.4°
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5.0°
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5.1°
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4.7°
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4.5°
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3.7°
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4.4°
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4.8°
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4.4°
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4.5°
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4.0°
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2.9°
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Wind direction and speed
mph
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| Wind direction and speed in miles per hour |
NNE
15
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NNE
10
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N
11
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N
12
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N
4
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N
7
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N
10
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N
7
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N
6
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NW
6
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NW
4
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N
3
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E
3
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SSW
8
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SW
6
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SW
5
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SSW
2
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S
3
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S
6
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S
8
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S
7
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S
11
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S
13
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S
10
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| Wind gust in miles per hour | 25 | 22 | 18 | 18 | 16 | 11 | 16 | 13 | 9 | 7 | 9 | 7 | 7 | 13 | 11 | 9 | 4 | 4 | 9 | 13 | 16 | 22 | 27 | 22 |
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Visibility
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| Visibility | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | VG | M |
| Humidity | 76% | 74% | 76% | 76% | 79% | 78% | 75% | 76% | 78% | 73% | 64% | 57% | 46% | 58% | 59% | 56% | 62% | 66% | 69% | 65% | 69% | 63% | 73% | 87% |
| Pressure in hectopascals | 1,008 | 1,009 | 1,011 | 1,012 | 1,013 | 1,014 | 1,015 | 1,016 | 1,017 | 1,018 | 1,018 | 1,019 | 1,019 | 1,019 | 1,018 | 1,018 | 1,019 | 1,018 | 1,018 | 1,017 | 1,017 | 1,016 | 1,015 | 1,014 |
Sunday (15 February 2026)
| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | |
|---|---|---|---|---|---|---|---|
| Weather symbol |
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Temperature
°C
|
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| Temperature in degrees Celsius |
3.0°
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3.2°
|
3.8°
|
4.8°
|
5.5°
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5.5°
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5.9°
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Wind direction and speed
mph
|
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| Wind direction and speed in miles per hour |
SSE
11
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SE
10
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SE
9
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SSE
12
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SSE
21
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SE
10
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SSE
14
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| Wind gust in miles per hour | 22 | 22 | 20 | 22 | 31 | 31 | 27 |
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Visibility
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| Visibility | VG | M | P | G | VG | M | M |
| Humidity | 92% | 93% | 95% | 92% | 91% | 93% | 94% |
| Pressure in hectopascals | 1,013 | 1,012 | 1,010 | 1,008 | 1,006 | 1,006 | 1,005 |
Treharris weather map
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Location Details
Location: 51.665, -3.305
Altitude:
169m above sea level