Past Weather in Merthyr Tydfil County Borough — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
43
45
47
49
51
53
55
57
59
61
Wed, Oct 29
Lo:50
6 am
Hi:50
6
Lo:48
12 pm
Hi:52
8
6 pm
N/A
0
Thu, Oct 30
Lo:46
12 am
Hi:50
4
Lo:50
6 am
Hi:52
9
Lo:54
12 pm
Hi:55
14
Lo:55
6 pm
Hi:57
16
Fri, Oct 31
Lo:54
12 am
Hi:57
10
Lo:55
6 am
Hi:59
12
Lo:59
12 pm
Hi:61
13
Lo:55
6 pm
Hi:59
14
Sat, Nov 1
Lo:54
12 am
Hi:57
16
Lo:52
6 am
Hi:54
16
Lo:48
12 pm
Hi:55
12
Lo:48
6 pm
Hi:50
12
Sun, Nov 2
Lo:46
12 am
Hi:50
12
Lo:45
6 am
Hi:52
7
Lo:50
12 pm
Hi:52
11
Lo:52
6 pm
Hi:54
11
Mon, Nov 3
Lo:54
12 am
Hi:55
12
Lo:55
6 am
Hi:59
12
Lo:57
12 pm
Hi:59
14
Lo:57
6 pm
Hi:59
14
Tue, Nov 4
Lo:57
12 am
Hi:59
13
Lo:57
6 am
Hi:57
12
Lo:55
12 pm
Hi:59
11
Lo:57
6 pm
Hi:61
9
Wed, Nov 5
Lo:57
12 am
Hi:59
10
Lo:57
6 am
Hi:59
11
Lo:59
12 pm
Hi:61
11
Lo:57
6 pm
Hi:57
10
Thu, Nov 6
Lo:54
12 am
Hi:57
7
Lo:55
6 am
Hi:57
8
Lo:55
12 pm
Hi:59
4
Lo:52
6 pm
Hi:55
6
Fri, Nov 7
Lo:52
12 am
Hi:54
7
Lo:54
6 am
Hi:55
13
Lo:52
12 pm
Hi:55
10
Lo:54
6 pm
Hi:54
5
Sat, Nov 8
Lo:50
12 am
Hi:54
6
Lo:48
6 am
Hi:57
7
Lo:52
12 pm
Hi:57
10
Lo:52
6 pm
Hi:54
6
Sun, Nov 9
Lo:48
12 am
Hi:52
6
Lo:52
6 am
Hi:55
9
Lo:55
12 pm
Hi:55
11
Lo:54
6 pm
Hi:55
8
Mon, Nov 10
Lo:52
12 am
Hi:54
6
Lo:52
6 am
Hi:54
5
Lo:50
12 pm
Hi:55
12
Lo:50
6 pm
Hi:52
10
Tue, Nov 11
Lo:50
12 am
Hi:55
9
Lo:55
6 am
Hi:57
11
Lo:55
12 pm
Hi:59
16
Lo:55
6 pm
Hi:57
11
Wed, Nov 12
Lo:55
12 am
Hi:57
7
Lo:55
6 am
Hi:57
8
Lo:55
12 pm
Hi:59
9
Lo:55
6 pm
Hi:57
12
Thu, Nov 13
Lo:52
12 am
Hi:55
7
Lo:54
6 am
Hi:55
7
Wednesday, October 29, 2025, 6:00 am — 12:00 pm
50 / 50 °F
Light rain. Broken clouds.
Humidity: 97%
Barometer: 29.53 "Hg
WNW
Wind: 6.214 mph
Merthyr Tydfil County Borough Temperature Yesterday
Maximum temperature yesterday: 59 °F (at 12:50 pm)
Minimum temperature yesterday: 55 °F (at 1:20 am)
Average temperature yesterday: 56 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 61 °F (Oct 31, 1:20 pm) | 100% (Oct 29, 8:50 am) | 30.04 "Hg (Oct 29, 8:50 am) |
| Low | 45 °F (Nov 2, 7:20 am) | 67% (Oct 29, 3:50 pm) | 29.33 "Hg (Oct 31, 11:50 pm) |
| Average | 55 °F | 89% | 29.66 "Hg |
| * Reported Oct 29 8:20 am — Nov 13 8:20 am, Merthyr Tydfil County Borough. Weather by CustomWeather, © 2025 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
Merthyr Tydfil County Borough Weather History for the Previous 24 Hours
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 8:20 am Thu, Nov 13 |  | 54 °F | Clear. | 8 mph | ↑ | 94% | 29.68 "Hg | N/A |
| 7:50 am | | 54 °F | Clear. | 7 mph | ↑ | 88% | 29.68 "Hg | N/A |
| 7:20 am |  | 54 °F | Clear. | 6 mph | ↑ | 94% | 29.65 "Hg | N/A |
| 6:50 am | | 54 °F | Clear. | 7 mph | ↑ | 88% | 29.65 "Hg | N/A |
| 6:20 am |  | 55 °F | Passing clouds. | 9 mph | ↑ | 88% | 29.65 "Hg | N/A |
| 5:50 am |  | 55 °F | Partly cloudy. | 8 mph | ↑ | 88% | 29.62 "Hg | N/A |
| 5:20 am | | 55 °F | Partly cloudy. | 9 mph | ↑ | 88% | 29.62 "Hg | N/A |
| 4:50 am |  | 55 °F | Mostly cloudy. | 8 mph | ↑ | 88% | 29.62 "Hg | N/A |
| 4:20 am | | 55 °F | Mostly cloudy. | 7 mph | ↑ | 88% | 29.59 "Hg | N/A |
| 3:50 am | | 55 °F | Mostly cloudy. | 5 mph | ↑ | 88% | 29.59 "Hg | N/A |
| 3:20 am | | 55 °F | Overcast. | 5 mph | ↑ | 88% | 29.59 "Hg | N/A |
| 2:50 am | | 55 °F | Partly cloudy. | 5 mph | ↑ | 88% | 29.59 "Hg | N/A |
| 2:20 am | | 54 °F | Passing clouds. | 6 mph | ↑ | 94% | 29.56 "Hg | N/A |
| 1:50 am | | 55 °F | Passing clouds. | 7 mph | ↑ | 88% | 29.56 "Hg | N/A |
| 1:20 am | | 52 °F | Partly cloudy. | 9 mph | ↑ | 94% | 29.56 "Hg | N/A |
| 12:50 am | | 54 °F | Partly cloudy. | 7 mph | ↑ | 88% | 29.56 "Hg | N/A |
| 12:20 am |  | 54 °F | Light rain. Partly cloudy. | 8 mph | ↑ | 94% | 29.56 "Hg | N/A |
| 11:50 pm Wed, Nov 12 | | 55 °F | Light rain. Partly cloudy. | 9 mph | ↑ | 88% | 29.53 "Hg | N/A |
| 11:20 pm | | 57 °F | Light rain. Passing clouds. | 9 mph | ↑ | 94% | 29.53 "Hg | N/A |
| 10:50 pm | | 57 °F | Light rain. Partly cloudy. | 9 mph | ↑ | 88% | 29.53 "Hg | N/A |
| 10:20 pm | | 57 °F | Light rain. Mostly cloudy. | 9 mph | ↑ | 88% | 29.53 "Hg | N/A |
| 9:50 pm | | 55 °F | Partly cloudy. | 8 mph | ↑ | 94% | 29.53 "Hg | N/A |
| 9:20 pm | | 55 °F | Passing clouds. | 15 mph | ↑ | 94% | 29.53 "Hg | N/A |
| 8:50 pm | | 55 °F | Clear. | 16 mph | ↑ | 94% | 29.50 "Hg | N/A |
| 8:20 pm | | 55 °F | Clear. | 17 mph | ↑ | 94% | 29.50 "Hg | N/A |
| 7:50 pm | | 55 °F | Clear. | 13 mph | ↑ | 94% | 29.50 "Hg | N/A |
| 7:20 pm | | 55 °F | Clear. | 12 mph | ↑ | 94% | 29.53 "Hg | N/A |
| 6:50 pm | | 55 °F | Light rain. Passing clouds. | 12 mph | ↑ | 100% | 29.53 "Hg | N/A |
| 6:20 pm | | 57 °F | Passing clouds. | 10 mph | ↑ | 94% | 29.53 "Hg | N/A |
| 5:50 pm | | 55 °F | Passing clouds. | 9 mph | ↑ | 100% | 29.53 "Hg | N/A |
| 5:20 pm | | 55 °F | Passing clouds. | 8 mph | ↑ | 100% | 29.53 "Hg | N/A |
| 4:50 pm | | 57 °F | Clear. | 7 mph | ↑ | 94% | 29.56 "Hg | N/A |
| 4:20 pm | | 57 °F | Clear. | 7 mph | ↑ | 94% | 29.56 "Hg | N/A |
| 3:50 pm | | 57 °F | Clear. | 8 mph | ↑ | 94% | 29.53 "Hg | N/A |
| 3:20 pm | | 57 °F | Clear. | 10 mph | ↑ | 94% | 29.56 "Hg | N/A |
| 2:50 pm | | 57 °F | Clear. | 8 mph | ↑ | 94% | 29.53 "Hg | N/A |
| 2:20 pm |  | 57 °F | Partly sunny. | 7 mph | ↑ | 94% | 29.56 "Hg | N/A |
| 1:50 pm |  | 57 °F | Light rain. Broken clouds. | 8 mph | ↑ | 100% | 29.56 "Hg | N/A |
| 1:20 pm | | 57 °F | Partly sunny. | 10 mph | ↑ | 100% | 29.56 "Hg | N/A |
| 12:50 pm | | 59 °F | Partly sunny. | 9 mph | ↑ | 94% | 29.56 "Hg | N/A |
| 12:20 pm | | 57 °F | Partly sunny. | 10 mph | ↑ | 100% | 29.56 "Hg | N/A |
| 11:50 am | | 57 °F | Clear. | 7 mph | ↑ | 94% | 29.56 "Hg | N/A |
| 11:20 am | | 57 °F | Light rain. Scattered clouds. | 7 mph | ↑ | 94% | 29.56 "Hg | 4 mi |
| 10:50 am | | 57 °F | Light rain. Overcast. | 8 mph | ↑ | 94% | 29.56 "Hg | N/A |
| 10:20 am | | 57 °F | Partly sunny. | 9 mph | ↑ | 94% | 29.56 "Hg | N/A |
| 9:50 am |  | 57 °F | Scattered showers. Broken clouds. | 12 mph | ↑ | 94% | 29.53 "Hg | N/A |
| 9:20 am |  | 57 °F | Scattered clouds. | 12 mph | ↑ | 94% | 29.56 "Hg | N/A |
| Weather by CustomWeather, © 2025 | ||||||||