The temperatures in Iguazu in May are comfortable with low of 15°C and and high up to 24°C.
You can expect about 3 to 8 days of rain in Iguazu during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Iguazu in May 2025.
If you’re planning to visit Iguazu in the near future, we highly recommend that you review the 14 day weather forecast for Iguazu before you arrive.
Temperatures
24° / 15°
Rainy Days
7
Snowy Days
0
Dry Days
24
Rainfall
208
mm
Sun Hours
9.0
Hrs