Foz do Iguaçu Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Foz do Iguaçu.
Climate overview of Foz do Iguaçu
The climate in Foz do Iguaçu, Paraná, Brazil, sees a moderate range of temperatures across the year, from 33°C (91°F) in January down to 24°C (75°F) in June.
The city receives considerable rainfall, with around 1900 mm (75 in) annually. October is the wettest month. Sunshine peaks in December, when the city sees around 7.8 hours of sunshine per day.
Foz do Iguaçu Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Foz do Iguaçu - and find the best time to visit.
Monthly Temperature in Foz do Iguaçu
The weather in Foz do Iguaçu changes moderately throughout the year, offering enough variation to appreciate each season. Typically, average maximum daytime temperatures range from a very warm 33°C (91°F) in January to a comfortable 24°C (75°F) in the coolest month, June.
Nights vary from 22°C (72°F) in January to around 13°C (55°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Foz do Iguaçu
Foz do Iguaçu experiences significant rainfall throughout the year, averaging 1900 mm (75 in) of precipitation annually. Foz do Iguaçu offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month October (204 mm (8 in)) and the driest month August (97 mm (3.8 in)) is not too significant. For more details, please visit our Foz do 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 Foz do Iguaçu
Foz do Iguaçu offers a pleasant mix of sunny and slightly overcast days. The difference in sunshine hours between December (7.8 hours daily) and September (5.0 hours daily) provides a bit of variety for visitors and residents.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Foz do Iguaçu by Month
The city experiences its highest humidity in May, reaching 86%. In December, the humidity drops to its lowest level at 74%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Foz do Iguaçu
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: August
- Warmest weather: January, February, March, November and December
- Most sunshine: January, November and December
Frequently asked questions about the climate in Foz do Iguaçu
What is the best time to visit Foz do Iguaçu?
August typically offers the most optimal weather in Foz do Iguaçu. In contrast, January, October and December tend to have less optimal conditions.
What temperatures can I expect in Foz do Iguaçu?
Daytime highs range from 24°C (75°F) in June to 33°C (91°F) in January. Nighttime lows range from 13°C (55°F) to 22°C (72°F).
How much rain does Foz do Iguaçu get?
Annual rainfall is around 1900 mm (75 in). October is the wettest month with 204 mm (8 in), while August is the driest with 97 mm (3.8 in).
How sunny is Foz do Iguaçu?
Foz do Iguaçu receives around 2,310 hours of sunshine per year. December is the sunniest month with 233 hours, while September is the cloudiest with just 150 hours. Overall, Foz do Iguaçu enjoys abundant sunshine.
Foz do Iguaçu 3-Day Forecast
Foz do Iguaçu on the map
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