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ArgentinaThe weather in May in Buenos Aires
It's cool to moderate in May in Buenos Aires with an average temperature of 18°C. Temperatures this month range from a low of 14°C to a high of 21°C. At night, you can expect temperatures between 5°C and 11°C.
Looking for great weather? May is a good time to be in Buenos Aires. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in May for Buenos Aires, Argentina. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 28°C in 2023, Buenos Aires reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 8°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of -1°C to a highest value of 19°C.
Rainfall amount
In May, there is an average of 33 mm of precipitation, spread over 6 days. The wind speed is around 3 Bft, mostly coming from the Southwest.
Daily weather in May for Buenos Aires
Click on any day in May to get detailed info about the usual weather on that day in Buenos Aires. Check out the historical temperatures and precipitation over the past 10 years on this day.
May weather comparison
| Buenos Aires | New York | |
|---|---|---|
| Average temperature | 18°C | 22°C |
| Max. temperature | 21°C | 28°C |
| Min. temperature | 5°C | -5°C |
| Total precipitation | 33 mm | 105 mm |
| Rainy days | 6 days | 14 days |
Start of May
The month of May starts in Buenos Aires with mild temps, averaging around 20°C during the day and nights around 10°C.
Mid May
By mid-May, daytime temps drop to around 18°C, with nights around 9°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of May
By the end of May, the average daytime temperature in Buenos Aires is around 16°C, while nighttime temps are about 6°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
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UV index
The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Check out the climate of Buenos Aires for all months and discover the best travel time
Curious about the weather in other parts of Argentina? Check out the climate and weather for spots like Patagonia, Ushuaia, Mendoza, or explore other destinations in Argentina.
Temperature charts
These charts show the average temperatures in May in Buenos Aires, Argentina. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in May in Buenos Aires
Temperature in May in Buenos Aires over the years
Precipitation charts
These charts show the average amount of precipitation in May in Buenos Aires, Argentina. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in May in Buenos Aires
Total precipitation in May in Buenos Aires over the years
Daily UV index in May in Buenos Aires
This chart shows the average daily UV index in May in Buenos Aires, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in May in Buenos Aires
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Average weather in Buenos Aires by month
Click on a month below to see detailed weather info for Buenos Aires. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.