Rio de Janeiro Sunshine Hours by Month

Sunshine plays a big role in understanding the climate of a city. This page shows the total number of hours of direct sunlight per month and the average hours per day in Rio de Janeiro, Rio de Janeiro State, Brazil. The numbers reflect climate data gathered over a 30-year period, from 1990 to 2020.

Monthly hours of sunshine

While the amount of sunshine in Rio de Janeiro changes moderately throughout the year, the annual total remains impressive at around 2183 hours. Expect slightly brighter days in January and a subtle dip in September.

Daily hours of sunshine

Enjoy up to 7.1 hours of daily sun in January, and experience slightly darker atmosphere in September, with about 4.8 hours of daily sunlight.

Rio de Janeiro enjoys an average of 2183 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, Reykjavík, Iceland, receives only about 1330 hours of sunshine per year, known for its frequently overcast and rainy skies.

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

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

January, Rio de Janeiro’s wettest month, receives 157 mm (6.2 in) of rainfall and has a maximum daytime temperature of 31°C (88°F). During the driest month August 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 Rio de Janeiro Precipitation page.