Roseau 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 Roseau, Dominica. These averages rely on historical data collected over 30 years, from 1990 to 2020.

Monthly hours of sunshine

While the amount of sunshine in Roseau changes moderately throughout the year, the annual total remains impressive at around 2630 hours. Expect slightly brighter days in April and a subtle dip in December.

Daily hours of sunshine

Enjoy up to 8.2 hours of daily sun in April, and experience slightly darker atmosphere in December, with about 6.3 hours of daily sunlight.

Roseau vs Major Cities: Sunshine Compared

Roseau enjoys an average of 2630 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

The city of Rome, Italy, experiences 2470 hours of sunshine annually, adding to its charm as a year-round tourist destination.

In contrast, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.

Stockholm, Sweden, receives approximately 1907 hours of sunshine annually.

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

Related Climate Data for Roseau

October, Roseau’s wettest month, receives 142 mm (5.6 in) of rainfall and has a maximum daytime temperature of 29°C (84°F). During the driest month March you can expect a temperature of 27°C (81°F).

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