Gampaha Sunshine Hours by Month

When exploring climate, sunlight hours tell an important story. This page shows the total number of hours of direct sunlight per month and the average hours per day in Gampaha, Gampaha District, Sri Lanka. The figures are based on a 30-year period (1990–2020) to provide a reliable average.

Monthly hours of sunshine

Gampaha 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.

Gampaha enjoys an average of 2623 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

Seville, Spain, enjoys an impressive 2920 hours of sunshine per year, making it an ideal destination even in winter.

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.

In Brisbane, Australia, the annual sunshine averages 2999 hours, making it one of Australia’s sunniest cities.

October, Gampaha’s wettest month, receives 99 mm (3.9 in) of rainfall and has a maximum daytime temperature of 31°C (88°F). During the driest month January you can expect a temperature of 33°C (91°F).

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