Itaboraí 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 Itaboraí, Rio de Janeiro State, Brazil. These values are calculated using 30 years of data (1990–2020) to ensure accuracy.

Monthly hours of sunshine

Across the seasons, sunshine hours in Itaboraí vary. From a high of 212 hours in January, to a low of 144 hours in September, the city offers a balanced mix of sunny and overcast days. The total annual sunshine amounts to 2183 hours.

Daily hours of sunshine

The difference in daily sunshine hours between January (7.1 hours per day) and September (4.8 hours per day) offers moderate variety for visitors and residents.

Itaboraí enjoys an average of 2183 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, 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.

Boston, USA, enjoys 2629 hours of sunshine annually, with distinct seasons and many bright, sunny days.

Perth, Australia, enjoys 3180 hours of sunshine annually, the highest among major Australian cities.

January, Itaboraí’s wettest month, receives 218 mm (8.6 in) of rainfall and has a maximum daytime temperature of 32°C (90°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 Itaboraí Precipitation page.