The Iguazu Falls are located in an area of tropical rainforest, characterized by frequent rains and high humidity of the air, the region’s climate is sub-tropical humid, and is divided into two distinct seasons, the hot and wet summer season from October to March, and the winter season relatively dry and fresh, from May to September.
The temperatures, because of the low altitude ( 154 meters ), are quite hot in summer, and mild in winter. In the warmer months, those between December and February, the average maximum temperatures have values around 33 ° C, while the average minimum temperatures are around 20 ° C. Because of the heat and high humidity during the summer you should carry a mosquito repellent.
In the winter months, between June and August, the average maximum temperatures vary between 23 ° C and 25 ° C, while the average minimum temperatures vary between 9 ° C and 10 ° C.
Rain falls throughout the year, but the months between October and March are the wettest, while between May and August have less rainfall. The average annual rainfall is about 1,900 mm.
WHEN TO GO TO IGUAZU FALLS
To consider that the level of water of the falls is at its highest during the months of December and January. But despite this, the best time to visit the falls are the relatively dry months, namely those between April and September.
THE CLIMATE OF THE IGUAZU FALLS: CLIMATIC TABLES
|IGUAÇU (154 meters)|
|Month||Average low (°C)||Average high (°C)||Precip. (mm)||Precip. days|