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Buenos Aires in May
The weather in May
In May, Buenos Aires averages daytime highs of 17° and night-time lows of 12° — mild weather by day. Expect around 95 mm of precipitation spread over about 5 wet days, with average cloud cover near 36%.
Days are 3.5° cooler than in April on average, and June is cooler again by about 3°. The sea averages 17°, bracing but swimmable.
May scores 80/100 — excellent conditions for sightseeing — and ranks 4th of the twelve months for Buenos Aires. For the most comfortable weather, consider April, October and December instead.
Around the middle of the month the sun rises at 07:41 and sets at 18:00 local time, giving 10 h 20 min of daylight. Days shorten by 43 minutes over the month.
Why 80/100?
How the score for May is builtBeach score this month: 31/100 (adds sea temperature and heat).
Comfort peaks for daytime highs between 18° and 25°C (64–77°F).
Around Buenos Aires this month
Argentina's best in May
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Buenos Aires in May: quick answers
Is May a good time to visit Buenos Aires?
May scores 80/100 for Buenos Aires, which we rate as excellent. Average highs are 17°C with 5 wet days.
How warm is Buenos Aires in May?
Daytime highs average 17°C and night-time lows 12°C in May.
Does it rain a lot in Buenos Aires in May?
Buenos Aires receives about 95 mm of precipitation in May, falling on around 5 days.
Can you swim in Buenos Aires in May?
The sea averages 17°C in May, cold for most swimmers.