Home / South America / Argentina / Iguazu Falls climate: when to go to Iguazu Falls

Iguazu Falls climate: when to go to Iguazu Falls

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.

Garganta del Diablo, Iguazú Falls, Brazil-Argentina. Author and Copyright Marco Ramerini

Garganta del Diablo, Iguazú Falls, Brazil-Argentina. Author Marco Ramerini

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.


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.

Iguazu Falls

The Argentine side of Iguazu Falls


IGUAÇU (154 meters)
Month Average low (°C) Average high (°C) Precip. (mm) Precip. days
January 19,6 33,0 196,0  9
February 20,0 32,6 180,1  9
Marzo 18,4 31,1 174,8  8
April 15,4 28,2 151,0  8
May 12,2 25,2 127,6  6
June 10,4 23,1 138,3  8
July 9,7 23,7 84,4  6
August 11,3 25,3 107,4  8
September 13,5 26,9 146,6  8
October 15,3 28,8 219,8  9
November 16,5 31,0 153,7  7
December 18,6 32,6 189,0  9
YEAR 15,1 28,5 1868,7  95

This post is also available in: Japanese

EU laws require that we request your consent to the use of cookies. We use cookies to ensure that our site works properly. Some of our advertising partners also collect data and use cookies to publish personalized ads.

Subscribe to our YOUTUBE channel: