Buenos Aires
Long term weather forecast
Long term weather forecast

May weather forecast and Climate
Buenos Aires, Argentina

May is a lovely time in Buenos Aires, but the temperatures are taking a dip to read between 51.8°F (11°C) and 66.2°F (19°C). This is the time to start pulling out the warm scarfs and sweaters in anticipation for the approaching cold season. With the dip in temperatures comes a drop in both the sea temperatures to read 60.8°F (16°C) and also the rainfall score which hits 3.5" (88.9mm) falling at an average of 8 days. The average sunshine hours even drop to 6 per day in May; it is getting cooler.
Take a walk in the lovely streets under the perfect tree shades with mild warmth and enjoy the beauty of the somber atmosphere.
  • Average high temperature in May: 19.3°C

Warmest month (with highest average high temperature) is January (30.4°C).
Month with lowest average high temperature is July (16°C).

  • Average low temperature in May: 10.5°C

Month with highest average low temperature is January (20.2°C).
Coldest month (with lowest average low temperature) is July (7.7°C).

  • Average humidity in May: 78%

Months with highest relative humidity are June and July (79%).
Month with lowest relative humidity is December (64%).

  • Average rainfall in May: 72.3mm

Wettest month (with highest rainfall) is March (172.3mm).
Driest month (with lowest rainfall) is June (54.8mm).

  • Average rainfall days in May: 6.6 days

Month with highest number of rainy days is March (10 days).
Month with lowest number of rainy days is May (6.6 days).

  • Average sea temperature in May: 16.1°C

Best month for swimming (with highest average sea temperature) is January (25°C).
Coldest month (with lowest average sea temperature) is July (11.9°C).

  • Average daylight in May: 10h

Months with longest days are January, November and December (Average daylight: 14h).
Months with shortest days are May, June and July (Average daylight: 10h).

  • Average sunshine in May: 5.4h

Month with most sunshine is January (Average sunshine: 8.9h).
Months with least sunshine are June and July (Average sunshine: 4.8).

  • Average UV index in May: 3

Months with highest UV index are January and December (UV index 12).
Months with lowest UV index are June and July (UV index 2).