Merthyr Tydfil Sunshine Hours by Month

Sunshine is key to understanding how a place experiences its seasons. This page shows the total number of hours of direct sunlight per month and the average hours per day in Merthyr Tydfil, Glamorgan, United Kingdom. This average is based on long-term data collected between 1990 and 2020.

Monthly hours of sunshine

If you're visiting Merthyr Tydfil, timing is key. In July, you can enjoy up to 202 hours of sunshine, while the shorter days of December provide just 49 hours. The total annual amount of sun is 1573 hours.

Daily hours of sunshine

For those who appreciate different seasons, Merthyr Tydfil serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 6.7 hours of sunshine daily, and embrace the darker days in December, offering only 1.6 hours of daily sunlight.

Average percent of sunshine

On average the sun shines 42% of the time during the day in August, the highest percentage of any month. December has the lowest percentage at 19%.

Merthyr Tydfil enjoys an average of 1573 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

The city of Rome, Italy, experiences 2470 hours of sunshine annually, adding to its charm as a year-round tourist destination.

In contrast, Tromsø , Norway, receives only about 1270 hours of sunshine per year, known for the polar night with no sunlight for weeks during winter.

Vancouver, Canada, receives approximately 1940 hours of sunshine annually.

Adelaide, Australia, enjoys 2770 hours of sunshine annually, with long, sunny summers.

October, Merthyr Tydfil’s wettest month, receives 94 mm (3.7 in) of rainfall and has a maximum daytime temperature of 14°C (57°F). During the driest month March you can expect a temperature of 10°C (50°F).

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.