Buenos Aires in may: average Weather, Temperature and Climate
Weather in Buenos Aires in may 2026
The weather in Buenos Aires in the month of may comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout may
good weather
Weather at 6am
58°F
Clear/Sunny
47% of time
26%
13%
9%
Weather at 12pm
63°F
Clear/Sunny
51% of time
26%
11%
8%
Weather at 6pm
63°F
Clear/Sunny
50% of time
24%
12%
10%
Weather at 3am
59°F
48%
22%
17%
7%
Evolution of daily average temperature and precipitation in Buenos Aires in may
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Buenos Aires in may.
The climate of Buenos Aires in may is good
The climate in may in Buenos Aires is relatively dry (with 4.4in of precipitation over 5 days). The weather's not getting better compared to the previous month since in april there is an average of 4in of rainfall over 4 days.
The climate good in this city the month of may. The high seasonal norm is 67°F. On average, the recorded minimum temperature is 58°F. Thus, the mean temperature average on this month of may in Buenos Aires is 61°F. Note that these seasonal averages are in contrast with those observed in Buenos Aires in may with a maximum record of 79°F in 2009 and a minimum record of 41°F in 2013. You can hope to have about 17 days with temperatures up to 65°F, or 55% of the month.
On average, in Buenos Aires, the days of may last 10:18. Sunrise is at 07:41 and sunset is at 17:59.
With a good weather, this month is advisable to go in this locality.
Seasonal average climate and temperature of Buenos Aires in may
Check below seasonal norms These datas are generated from the weather statements of the past years of the month of may.
| May | |||||
| Outside temperature | |||||
| Average temperature | 61°F | ||||
| Highest temperature | 67°F | ||||
| Lowest temperature | 58°F | ||||
| Highest record temperature | 79°F (2009) | ||||
| Lowest record temperature | 41°F (2013) | ||||
| Number of days at +86°F | 0 day(s) (0%) | ||||
| Number of days at +65°F | 17 day(s) (55%) | ||||
| Sea temperature | |||||
| Average sea temperature | 62°F | ||||
| Lowest sea temperature | 58°F | ||||
| Highest sea temperature | 65°F | ||||
| Wind | |||||
| Wind speed | 20km/h | ||||
| Wind temperature | 56°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 4.4in | ||||
| Number of days with rainfall | 5 day(s) (15%) | ||||
| Record daily rainfall | 4.2in (2018) | ||||
| Other climate data | |||||
| Humidity | 83% | ||||
| Visibility | 9.54km | ||||
| Cloud cover | 34% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 9 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 07:41 | ||||
| Time of sunset | 17:59 | ||||
| Length of day | 10:18 | ||||
| Our opinion about the weather in may | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last may?
Here is the day by day recorded weather in Buenos Aires in may 2025:
61°F to 67°F
61°F to 74°F
56°F to 70°F
65°F to 74°F
61°F to 65°F
65°F to 68°F
67°F to 70°F
67°F to 70°F
56°F to 67°F
59°F to 67°F
56°F to 63°F
58°F to 63°F
59°F to 67°F
63°F to 68°F
67°F to 70°F
67°F to 70°F
65°F to 68°F
58°F to 65°F
49°F to 56°F
47°F to 59°F
50°F to 58°F
45°F to 58°F
52°F to 61°F
56°F to 59°F
58°F to 63°F
61°F to 67°F
56°F to 65°F
45°F to 52°F
45°F to 52°F
47°F to 56°F
47°F to 58°F
Map: other cities in Argentina in may
Cities near Buenos Aires:
| Quilmes in may | good weather |
| Almte. Brown in may | good weather |
| La Plata in may | good weather |
| Magdalena in may | good weather |
| San Antonio de Areco in may | good weather |
| Concepción del Uruguay in may | good weather |
| San Clemente del Tuyu in may | good weather |
| Azul in may | tolerable weather |
| Rosario in may | good weather |
| Tandil in may | tolerable weather |
| Villa Gesell in may | good weather |
| Concordia in may | good weather |
Click over cities on the map for information about the weather in may.
Buenos Aires
perfect weather
good
tolerable
bad
very bad
Weather data for Buenos Aires in may:
Weather data for Buenos Aires for may are derived from an average of the weather forecast since 2009 in Buenos Aires. There is a margin of error and these forecasts are to be considered as general information only. The weather in Buenos Aires can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Buenos Aires.