Nova Iguaçu Weather & Climate: Best Time to Visit

The climate in Nova Iguaçu remains fairly constant, offering comfortable temperatures throughout the year. Average maximum daytime temperatures range from a very warm 33°C (91°F) in February, the warmest time of the year, to a comfortable 27°C (81°F) during cooler months like July.

At night, you can expect temperatures ranging from 23°C (73°F) in February to around 16°C (61°F) during July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Nova Iguaçu is known for its substantial rainfall, with annual precipitation reaching 1479 mm (58 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, January it receives heavy rainfall, averaging 244 mm (9.6 in) of precipitation, recorded across 20 rainy days. In contrast, the driest month August brings less rainfall, with 38 mm (1.5 in) over 9 rainy days. For more details, please visit our Nova Iguaçu Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

While the amount of sunshine in Nova Iguaçu varies throughout the year, all seasons offer their own charm. 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.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Nova Iguaçu.

The city experiences its highest humidity in March, reaching 80%. In July, the humidity drops to its lowest level at 77%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year