Merthyr Weather Forecast 15 Days, Weather in Merthyr Today
Current weather conditions and 15 day weather forecast for Merthyr, Wales, UK including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Merthyr
| 31 October 2026 Saturday 6.7 ° C / 44.1°F  Partly Cloudy |
Feels Like : 4.9 ° C / 40.8°F Humidity : % 93 Pressure : 1030 mb Wind Speed : 9 kmph / 5.6 miles from ENE  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 39 |
15 day weather forecast for Merthyr, Wales, UK
Weather Forecast for next 15 Days for Merthyr including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is your temperature trend for the next 15 Days. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 31 October 2026 Saturday | Partly Cloudy |
6.7 ° C | 14.3 ° C | 9.9 ° C | % 86 | 20% | 1.4 | Sunrise:07:10 AM Sunset: 04:51 PM |
Moonrise:08:40 PM Moonset: 01:18 PM Moon Phase ( Last Quarter ) |
|
| 01 November 2026 Sunday |  Sunny |
6.4 ° C | 14.5 ° C | 10.3 ° C | % 85 | 18% | 1.1 | Sunrise:07:12 AM Sunset: 04:49 PM |
Moonrise:10:07 PM Moonset: 01:50 PM Moon Phase ( Last Quarter ) |
|
| 02 November 2026 Monday | Sunny |
4.6 ° C | 11.5 ° C | 7.7 ° C | % 79 | 11% | 1.2 | Sunrise:07:14 AM Sunset: 04:48 PM |
Moonrise:11:36 PM Moonset: 02:12 PM Moon Phase ( Last Quarter ) |
|
| 03 November 2026 Tuesday | Sunny |
4.8 ° C | 11.7 ° C | 8.2 ° C | % 76 | 13% | 1.1 | Sunrise:07:15 AM Sunset: 04:46 PM |
Moonrise:Does not rise today Moonset: 02:29 PM Moon Phase ( Waning Crescent ) |
|
| 04 November 2026 Wednesday | Sunny |
5.5 ° C | 12.2 ° C | 8.9 ° C | % 74 | 9% | 4 | Sunrise:07:17 AM Sunset: 04:44 PM |
Moonrise:01:03 AM Moonset: 02:43 PM Moon Phase ( Waning Crescent ) |
|
| 05 November 2026 Thursday | Partly Cloudy |
4.2 ° C | 9.9 ° C | 6.6 ° C | % 80 | 13% | 3 | Sunrise:07:19 AM Sunset: 04:42 PM |
Moonrise:02:28 AM Moonset: 02:56 PM Moon Phase ( Waning Crescent ) |
|
| 06 November 2026 Friday | Sunny |
3.9 ° C | 9.7 ° C | 5.9 ° C | % 84 | 12% | 3 | Sunrise:07:21 AM Sunset: 04:41 PM |
Moonrise:03:52 AM Moonset: 03:09 PM Moon Phase ( Waning Crescent ) |
|
| 07 November 2026 Saturday | Partly Cloudy |
3.8 ° C | 9.3 ° C | 6.1 ° C | % 84 | 14% | 3 | Sunrise:07:22 AM Sunset: 04:39 PM |
Moonrise:05:17 AM Moonset: 03:23 PM Moon Phase ( New Moon ) |
|
| 08 November 2026 Sunday | Partly Cloudy |
3.2 ° C | 9.5 ° C | 6.4 ° C | % 86 | 15% | 3 | Sunrise:07:24 AM Sunset: 04:37 PM |
Moonrise:06:42 AM Moonset: 03:41 PM Moon Phase ( New Moon ) |
|
| 09 November 2026 Monday | Partly Cloudy |
6.6 ° C | 10.5 ° C | 8.5 ° C | % 85 | 58% | 3 | Sunrise:07:26 AM Sunset: 04:36 PM |
Moonrise:08:07 AM Moonset: 04:04 PM Moon Phase ( New Moon ) |
|
| 10 November 2026 Tuesday |  Light rain shower |
9.2 ° C | 12.2 ° C | 10.5 ° C | % 89 | 85% | 3 | Sunrise:07:28 AM Sunset: 04:34 PM |
Moonrise:09:28 AM Moonset: 04:36 PM Moon Phase ( New Moon ) |
|
| 11 November 2026 Wednesday | Sunny |
3.5 ° C | 10.3 ° C | 8 ° C | % 79 | 57% | 4 | Sunrise:07:30 AM Sunset: 04:32 PM |
Moonrise:10:39 AM Moonset: 05:19 PM Moon Phase ( Waxing Crescent ) |
|
| 12 November 2026 Thursday | Partly Cloudy |
2.1 ° C | 8.7 ° C | 5.5 ° C | % 78 | 16% | 3 | Sunrise:07:31 AM Sunset: 04:31 PM |
Moonrise:11:36 AM Moonset: 06:16 PM Moon Phase ( Waxing Crescent ) |
|
| 13 November 2026 Friday |  Patchy rain nearby |
6.5 ° C | 11.3 ° C | 8.5 ° C | % 84 | 42% | 3 | Sunrise:07:33 AM Sunset: 04:29 PM |
Moonrise:12:18 PM Moonset: 07:23 PM Moon Phase ( Waxing Crescent ) |
|
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