23°
Clear
Feels Like: 22°
Min: 18°
Max: 31°
The next few hours will be mostly clear, with today reaching 31°C and dropping to 22°C. The coming days will be light rain throughout the day.
Unlock Historical Data
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:02
Sunrise
21:28
Sunset
Moon
Waxing Gibbous
75% illuminated
16:38
Moonrise
01:22
Moonset
Daily Forecast
Today
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Air Quality Data Available
Upgrade to access real-time air quality data for Merthyr Tydfil.
Resources
UV Index
Humidity
Frequently asked questions about weather in Merthyr Tydfil
How warm does it get in Merthyr Tydfil?
The warmest month in Merthyr Tydfil is July, with average high temperatures of 20°C. The average temperature during this period is around 16°C.
How cold does it get in Merthyr Tydfil?
The coldest month in Merthyr Tydfil is January, with average low temperatures of 2°C. The average temperature during this period is around 4°C.
What is the wettest time of year in Merthyr Tydfil?
The wettest month in Merthyr Tydfil is December, with an average of 123mm of precipitation.
What is the driest time of year in Merthyr Tydfil?
The driest month in Merthyr Tydfil is April, with an average of 65mm of precipitation.
