Trefriw 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 Trefriw, Gwynedd, United Kingdom. Long-term data from 1990 to 2020 was used to calculate these averages.

Monthly hours of sunshine

Sunshine in Trefriw varies greatly throughout the year. The sunniest month, May, reaches an impressive 169 hours, while December, the darkest month, offers only 26 hours. The total annual amount of sun is 1192 hours.

Daily hours of sunshine

In Trefriw, summer days are longer and more sunny, with daily sunshine hours peaking at 5.6 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 0.9 hours per day.

Trefriw vs Major Cities: Sunshine Compared

Trefriw enjoys an average of 1192 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Barcelona, Spain, there are 2530 hours of sunshine annually and is a city that can be visited year-round.

Manchester, UK, experiences just around 1420 hours of sunshine annually.

In Shanghai, China, the annual average sunshine is 1780 hours, with cloudier weather in summer.

In Tokyo, Japan, the average annual sunshine is 1930 hours, with sunny periods between rainy seasons.

Related Climate Data for Trefriw

December, Trefriw’s wettest month, receives 92 mm (3.6 in) of rainfall and has a maximum daytime temperature of 9°C (48°F). During the driest month May you can expect a temperature of 16°C (61°F).

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