Buenos Aires weather live forecast

Today's maximum temperature in Buenos Aires is expected to be 30°C. Select a day from the live weather forecast for Buenos Aires, Argentina for more weather parameters.

Thursday
25th Dec
30

22

9

11
Friday
26th Dec
35

24

14

11
Saturday
27th Dec
32

23

9

11
Sunday
28th Dec
30

22

14

11
Monday
29th Dec
34

23

14

11

5-day weather forecast updated at 04:00 on Thursday 25th 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 Thursday 25th December 2025

Expect isolated thunderstorms in Buenos Aires, Argentina with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 8% chance of some rain and a gentle breeze of 16 kph from the south-east.

30
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
11
UV index (Extreme)
8
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
16
kph wind from SE

Buenos Aires weather for Friday 26th 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 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north-east.

35
°C maximum temperature
24
°C minimum temperature
clear skies
14
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
10
kph wind from NE

Buenos Aires weather for Saturday 27th December 2025

Expect isolated thunderstorms in Buenos Aires, 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 10-20 mm of rainfall expected with 26% chance of some rain and a light breeze of 12 kph from the north-west.

32
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
11
UV index (Extreme)
26
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from NW

Buenos Aires weather for Sunday 28th December 2025

Expect clear skies in Buenos Aires, Argentina with a maximum temperature of 30°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 light breeze of 11 kph from the east.

30
°C maximum temperature
22
°C minimum temperature
clear skies
14
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from E

Buenos Aires weather for Monday 29th December 2025

Expect clear skies in Buenos Aires, Argentina with a maximum temperature of 34°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 light breeze of 9 kph from the north-east.