Average Monthly Sunshine in Buenos Aires

The graphs on this page shows the average number of hours per month and per day that Buenos Aires receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

Monthly hours of sunshine

Sunshine in Buenos Aires varies greatly throughout the year. The sunniest month, January, reaches an impressive 285 hours, while June, the darkest month, offers only 132 hours. The total annual amount of sun is 2526 hours.

Daily hours of sunshine

This means the city can be enjoyed more throughout the sunniest month of January under a blue sky, with approximately 9.5 hours of sunshine daily. In contrast, the city experiences much darker days in June, with only 4.4 hours of sunlight per day.

Buenos Aires’s total hours of sunshine compared to other major cities

Buenos Aires enjoys an average of 2526 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.

In Chicago, USA, the annual sunshine averages 2520 hours, contributing to its humid continental climate.

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

Other climate information

October, Buenos Aires’s wettest month, receives 90 mm of rainfall and has a maximum daytime temperature of 23°C. During the driest month July you can expect a temperature of 16°C.

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