Iguazu Falls weather live forecast

Today's maximum temperature in Iguazu Falls is expected to be 28°C. Select a day from the live weather forecast for Iguazu Falls, Argentina for more weather parameters.

Tuesday
16th Dec
28

19

9

11
Wednesday
17th Dec
29

17

14

11
Thursday
18th Dec
30

18

8

11
Friday
19th Dec
32

18

9

11
Saturday
20th Dec
31

21

8

11

5-day weather forecast updated at 04:01 on Tuesday 16th December 2025 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 Tuesday 16th December 2025

Expect isolated thunderstorms in Iguazu Falls, Argentina with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 14% chance of some rain and a gentle breeze of 17 kph from the south.

28
°C maximum temperature
19
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
11
UV index (Extreme)
14
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
17
kph wind from S

Iguazu Falls weather for Wednesday 17th December 2025

Expect clear skies in Iguazu Falls, Argentina with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south.

29
°C maximum temperature
17
°C minimum temperature
clear skies
14
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
10
kph wind from S

Iguazu Falls weather for Thursday 18th December 2025

Expect scattered clouds in Iguazu Falls, Argentina with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north-east.

30
°C maximum temperature
18
°C minimum temperature
scattered clouds
8
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
8
kph wind from NE

Iguazu Falls weather for Friday 19th December 2025

Expect scattered clouds in Iguazu Falls, Argentina with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-east.

32
°C maximum temperature
18
°C minimum temperature
scattered clouds
9
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from NE

Iguazu Falls weather for Saturday 20th December 2025

Expect scattered clouds in Iguazu Falls, Argentina with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-east.