Average Monthly Sunshine in Merthyr Tydfil
The graphs on this page shows the average number of hours per month and per day that Merthyr Tydfil receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.
Monthly hours of sunshine
Sunshine in Merthyr Tydfil varies greatly throughout the year. The sunniest month, July, reaches an impressive 202 hours, while December, the darkest month, offers only 49 hours. The total annual amount of sun is 1573 hours.
Daily hours of sunshine
This means the city can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 6.7 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.6 hours of sunlight per day.
Merthyr Tydfil’s total hours of sunshine compared to other major cities
Merthyr Tydfil enjoys an average of 1573 hours of sunshine annually. Let’s compare this with some popular tourist destinations:
Athens, Greece, enjoys 2769 hours of sunshine each year, making it one of the sunniest destinations in the Mediterranean region.
In contrast, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.
Oslo, Norway, receives approximately 1690 hours of sunshine annually.
In Brisbane, Australia, the annual sunshine averages 2999 hours, making it one of Australia’s sunniest cities.
Other climate information
October, Merthyr Tydfil’s wettest month, receives 94 mm of rainfall and has a maximum daytime temperature of 14°C. During the driest month March you can expect a temperature of 10°C.
For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Merthyr Tydfil Precipitation page.