Colombo Sunshine Hours by Month

In climate discussions, the hours of sunlight reveal much about a location. This page shows the total number of hours of direct sunlight per month and the average hours per day in Colombo, Colombo District, Sri Lanka. Long-term data from 1990 to 2020 was used to calculate these averages.

Monthly hours of sunshine

Colombo experiences sunny spells throughout the year. The sunniest month, March, sees up to 276 hours of sunshine, while September, the least sunny month, still provides a respectable 189 hours. The total annual sunshine amounts to 2623 hours.

Daily hours of sunshine

Enjoy up to 9.2 hours of daily sun in March, and experience slightly darker atmosphere in September, with about 6.3 hours of daily sunlight.

Colombo enjoys an average of 2623 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.

In contrast, Brussels, Belgium, receives only about 1590 hours of sunshine per year, known for its frequently overcast and rainy skies.

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

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

October, Colombo’s wettest month, receives 96 mm (3.8 in) of rainfall and has a maximum daytime temperature of 30°C (86°F). During the driest month January you can expect a temperature of 32°C (90°F).

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