Sunday
Cloudy
High: 10°C
(50°F)
Wind: S at 4 mph (6 km/h)
Humidity: 83%
15% chance of showers
Merthyr Tydfil Weather - Extended Forecast
Regional Forecast
Monday
An unsettled day across the country, with cloudy skies and outbreaks of rain, some heavy, especially in the south and west. Local flooding possible. Remaining mild, with lighter winds too. Maximum temperature 12°C.
Outlook For Tuesday To Thursday
Things become more settled on Tuesday. High pressure builds in, giving a drier, brighter day. However, more unsettled, wet and windy conditions return for Wednesday and Thursday. temperatures above average.
Daily Forecast
Sunday Night
Light rain
Low: 9°C
(48°F)
Wind: S at 9 mph (14 km/h)
Humidity: 90%
95% chance of showers
Monday
Heavy rain
High: 10°C
(50°F)
Wind: S at 11 mph (18 km/h)
Humidity: 95%
95% chance of showers
Monday Night
Light rain
Low: 5°C
(41°F)
Wind: NW at 4 mph (6 km/h)
Humidity: 92%
90% chance of showers
Tuesday
Cloudy
High: 8°C
(46°F)
Wind: NW at 7 mph (11 km/h)
Humidity: 85%
10% chance of showers
Tuesday Night
Partly cloudy
Low: 0°C
(32°F)
Wind: W at 2 mph (3 km/h)
Humidity: 96%
20% chance of showers
Wednesday
Heavy rain
High: 9°C
(48°F)
Wind: SSW at 13 mph (21 km/h)
Humidity: 92%
85% chance of showers
Wednesday Night
Heavy rain
Low: 8°C
(46°F)
Wind: SSW at 11 mph (18 km/h)
Humidity: 97%
90% chance of showers
Thursday
Heavy rain
High: 11°C
(52°F)
Wind: SSW at 13 mph (21 km/h)
Humidity: 95%
90% chance of showers
Thursday Night
Light rain shower
Low: 6°C
(43°F)
Wind: WSW at 11 mph (18 km/h)
Humidity: 91%
85% chance of showers