Buenos Aires weather live forecast

Today's maximum temperature in Buenos Aires is expected to be 33°C. Select a day from the live weather forecast for Buenos Aires, Argentina for more weather parameters.

Sunday
28th Dec
33

24

13

11
Monday
29th Dec
35

24

13

11
Tuesday
30th Dec
36

25

14

11
Wednesday
31st Dec
39

28

9

11
Thursday
1st Jan
31

22

14

11

5-day weather forecast updated at 04:00 on Saturday 27th December 2025 GMT

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

Buenos Aires weather forecast by day

Below are the detailed weather forecasts for Buenos Aires for the next 5 days.

Buenos Aires weather for Sunday 28th December 2025

Expect scattered clouds in Buenos Aires, Argentina with a maximum temperature of 33°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the east.

33
°C maximum temperature
24
°C minimum temperature
scattered clouds
13
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
10
kph wind from E

Buenos Aires weather for Monday 29th December 2025

Expect clear skies in Buenos Aires, Argentina with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the east.

35
°C maximum temperature
24
°C minimum temperature
clear skies
13
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
14
kph wind from E

Buenos Aires weather for Tuesday 30th December 2025

Expect clear skies in Buenos Aires, Argentina with a maximum temperature of 36°C, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north.

36
°C maximum temperature
25
°C minimum temperature
clear skies
14
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
13
kph wind from N

Buenos Aires weather for Wednesday 31st December 2025

Expect isolated thunderstorms in Buenos Aires, Argentina with a maximum temperature of 39°C, very high levels of heat & humidity, maximum UV of 11+ (Extreme) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 15% chance of some rain and a light breeze of 12 kph from the north-west.

39
°C maximum temperature
28
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
11
UV index (Extreme)
15
% chance of some rain
<2
mm of rainfall expected
VH
very high heat & humidity
12
kph wind from NW

Buenos Aires weather for Thursday 1st January 2026

Expect clear skies in Buenos Aires, Argentina with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the east.