Average Monthly Sunshine in Puerto Rico

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

Monthly hours of sunshine

If you're visiting Puerto Rico, timing is key. In July, you can enjoy up to 311 hours of sunshine, while the less sunny days of December provide just 178 hours. The total annual amount of sun is 2812 hours.

Daily hours of sunshine

Summer days are longer and more sunny, with daily sunshine hours peaking at 10.4 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 5.9 hours.

Puerto Rico’s total hours of sunshine compared to other major cities

Puerto Rico enjoys an average of 2812 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, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.

Vancouver, Canada, receives approximately 1940 hours of sunshine annually.

Adelaide, Australia, enjoys 2770 hours of sunshine annually, with long, sunny summers.

Other climate information

December, Puerto Rico’s wettest month, receives 1.8 mm of rainfall and has a maximum daytime temperature of 21°C. During the driest month July you can expect a temperature of 25°C.

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