Iguazu Falls weather live forecast

Today's maximum temperature in Iguazu Falls is expected to be 19°C. Select a day from the live weather forecast for Iguazu Falls, Argentina for more weather parameters.

Sunday
17th May
19

15

3

5
Monday
18th May
16

11

4

4
Tuesday
19th May
18

8

10

5
Wednesday
20th May
19

7

11

5
Thursday
21st May
19

5

1

4

5-day weather forecast updated at 04:01 on Sunday 17th May 2026 GMT

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The 5-day weather forecast for Argentina (Iguazu Falls) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Iguazu Falls weather forecast by day

Below are the detailed weather forecasts for Iguazu Falls for the next 5 days.

Iguazu Falls weather for Sunday 17th May 2026

Expect isolated thunderstorms in Iguazu Falls, Argentina with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 58% chance of some rain and a light breeze of 11 kph from the south-west.

19
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
5
UV index (Moderate)
58
% chance of some rain
<10
mm of rainfall expected
19
°C wind chill
11
kph wind from SW

Iguazu Falls weather for Monday 18th May 2026

Expect broken clouds in Iguazu Falls, Argentina with a maximum temperature of 16°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.

16
°C maximum temperature
11
°C minimum temperature
broken clouds
4
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
16
°C wind chill
13
kph wind from S

Iguazu Falls weather for Tuesday 19th May 2026

Expect clear skies in Iguazu Falls, Argentina with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the south.

18
°C maximum temperature
8
°C minimum temperature
clear skies
10
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
7
kph wind from S

Iguazu Falls weather for Wednesday 20th May 2026

Expect clear skies in Iguazu Falls, Argentina with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south.

19
°C maximum temperature
7
°C minimum temperature
clear skies
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
19
°C wind chill
9
kph wind from S

Iguazu Falls weather for Thursday 21st May 2026

Expect broken clouds in Iguazu Falls, Argentina with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the south.