Average Monthly Sunshine in Glasgow

Average Monthly Sunshine in Glasgow

To truly understand a climate, we must look at its sunshine. This page shows the total number of hours of direct sunlight per month and the average hours per day in Glasgow, Strathclyde, United Kingdom. These values are calculated using 30 years of data (1990–2020) to ensure accuracy.

Monthly hours of sunshine

Sunshine in Glasgow varies greatly throughout the year. The sunniest month, May, reaches an impressive 188 hours, while January, the darkest month, offers only 37 hours. The total annual amount of sun is 1290 hours.

Daily hours of sunshine

In Glasgow, summer days are longer and more sunny, with daily sunshine hours peaking at 6.3 hours in May. As the darker season arrives, the brightness of the sun becomes less. January sees a soft sun for only 1.2 hours per day.

Glasgow’s total hours of sunshine compared to other major cities

Glasgow enjoys an average of 1290 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.

The climate in San Francisco, USA, includes 3072 hours of sunshine annually, thanks to its mild coastal weather.

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

Other climate information

January, Glasgow’s wettest month, receives 102 mm of rainfall and has a maximum daytime temperature of 8°C. During the driest month April you can expect a temperature of 12°C.

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