Swansea Sunshine Hours by Month

Sunshine plays a big role in understanding the climate of a city. This page shows the total number of hours of direct sunlight per month and the average hours per day in Swansea, Wales, United Kingdom. This average is based on long-term data collected between 1990 and 2020.

Monthly hours of sunshine

Seasonal sunshine in Swansea varies. It peaks at 202 hours in July and drops to 49 hours in December. The total annual amount of sun is 1573 hours.

Daily hours of sunshine

For those who appreciate different seasons, Swansea 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%.

Swansea vs Major Cities: Sunshine Compared

Swansea 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, Juneau, Alaska, receives only about 1523 hours of sunshine per year and is known for its very short days in winter and frequently overcast conditions.

Toronto, Canada, sees around 2071 hours of sunshine each year, with especially long, bright summer days.

Melbourne, Australia, has 2380 hours of sunshine annually, with its famous “four seasons in a day” weather pattern.

Related Climate Data for Swansea

December, Swansea’s wettest month, receives 109 mm (4.3 in) of rainfall and has a maximum daytime temperature of 10°C (50°F). During the driest month April you can expect a temperature of 13°C (55°F).

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Swansea Precipitation page.