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Nova Iguaçu Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Nova Iguaçu.
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Climate overview of Nova Iguaçu
With consistently stable weather, Nova Iguaçu, Rio de Janeiro State, Brazil, sees little seasonal temperature change. Daytime highs average 30°C (86°F), ranging from 33°C (91°F) in February to 27°C (81°F) in July.
Rainfall is high, totalling around 1479 mm (58 in) per year. January is the wettest month and August the driest. The city also experiences a distinct rainy season from November to March. January is the sunniest month, averaging 7.1 hours of sunshine per day.
Nova Iguaçu Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Nova Iguaçu - and find the best time to visit.
Monthly Temperature in Nova Iguaçu
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
Rainfall in Nova Iguaçu
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
Sunshine Hours in Nova Iguaçu
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
Data from: Rio de Janeiro, Brazil (33 KM, 21 Miles).
Daily hours of sunshine
Data from: Rio de Janeiro, Brazil (33 KM, 21 Miles).
Humidity in Nova Iguaçu by Month
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
Data from: Rio de Janeiro, Brazil (33 KM, 21 Miles).
Best Time to Visit Nova Iguaçu
For comfortable weather, consider visiting Nova Iguaçu in May, June, July, August and September. Conditions are usually least favourable in January, February, March and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
very wet
Feb
wet
Mar
wet
Apr
good
May
excellent
Jun
excellent
Jul
excellent
Aug
excellent
Sep
excellent
Oct
very good
Nov
mixed
Dec
very wet
- Best overall: May, June, July, August and September
- Warmest weather: January, February and March
- Most sunshine: January, February and March
- Fewest rainy days: June, July, August and September
- Wettest months: January, February, March, November and December, when rainfall is highest.
- Seasonal pattern: A distinct rainy season from November to March
Frequently asked questions about the climate in Nova Iguaçu
What is the best time to visit Nova Iguaçu?
May, June, July, August and September typically offer the most optimal weather in Nova Iguaçu. In contrast, January, February, March and December tend to have less optimal conditions. Nova Iguaçu has a distinct rainy season from November to March.
What temperatures can I expect in Nova Iguaçu?
Daytime highs range from 27°C (81°F) in July to 33°C (91°F) in February. Nighttime lows range from 16°C (61°F) to 23°C (73°F). Temperatures stay relatively stable year-round.
How much rain does Nova Iguaçu get?
Annual rainfall is around 1479 mm (58 in). January is the wettest month with 244 mm (9.6 in), while August is the driest with 38 mm (1.5 in).
How sunny is Nova Iguaçu?
Nova Iguaçu receives around 2,183 hours of sunshine per year. January is the sunniest month with 212 hours, while September is the cloudiest with just 144 hours. Overall, Nova Iguaçu enjoys abundant sunshine.
Nova Iguaçu 3-Day Forecast
Nova Iguaçu on the map
Nova Iguaçu is highlighted - select any city to see its climate.
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