Buenos Aires weather in May

Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average

Buenos Aires May weather at a glance

B Good 🙂

In May, Buenos Aires averages 13.6°C, with typical highs of 16.9°C and lows of 10.6°C. The historical average is 7 wet days and 78% humidity.

Compared with Seoul in May, it is 3°C cooler than Seoul, with 2 fewer wet days.

Buenos Aires May temperature & humidity

Average13.6°CHigh 16.9° / low 10.6°

Humidity78%

Wet days7 days23% of days

Day–night range6.3°

Buenos Aires May rain & wet days

Wet days7 daysHistorical monthly average

Share of wet days23%Not a forecast probability

Pack a compact umbrella. Keep an indoor stop available between outdoor activities.

What to wear in Buenos Aires in May

Wear long sleeves with a light jacket or cardigan that is easy to remove during the day.

DaytimeLong sleeves and a light jacket · average high 16.9°C
Morning & eveningLong sleeves with a jacket or cardigan · average low 10.6°C
FootwearComfortable walking shoes; quick-dry footwear for rainy days.

Useful extras

Light jacket or cardiganLong-sleeve tops

Choose a destination packing checklist →

Packing essentials

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Travel compression packing pouches
코멧 여행용 압축 파우치 4종 세트 Travel plug adapter
에너자이저 PD 45W 여행용 멀티 어댑터, 화이트 Inflatable travel neck pillow
마이워니 여행용 에어 목베개

Buenos Aires May sunrise & sunset times

2026 May · Local time (America/Argentina/Buenos_Aires)

Sunrise on the 15th07:40

Sunset on the 15th17:59

Daylight duration10h 19m

Start, middle and end of the month
Date	Sunrise	Sunset	Daylight
2026-05-01	07:29	18:11	10h 42m
2026-05-15	07:40	17:59	10h 19m
2026-05-31	07:51	17:51	10h 0m

For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.

Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup

Buenos Aires travel updates

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Buenos Aires panoramaSkylineWebcams · Live video

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Buenos Aires travel essentials

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Best months to visit Buenos Aires

Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.

J F M A M J J A S O N D

ColdHot

May weather by year

May 202411.6°3 wet days, 78% humidity

May 202515.7°11 wet days, 78% humidity

Daily weather in 2025

Daily high and low temperatures; blue labels show precipitation

120°15°

223°15°

323°14°

425°17°7.4mm

519°15°16mm

622°18°31mm

722°18°18mm

822°17°1.7mm

921°13°

1020°14°

1118°14°

1219°14°

1320°15°

1422°16°

1524°19°8.9mm

1621°18°63mm

1723°18°16mm

1819°11°7.5mm

1915°9°

2016°8°

2115°9°

2215°8°

2315°11°

2417°13°

2518°12°

2619°16°6mm

2718°11°24mm

2812°8°

2912°5°

3014°6°

3116°6°

Frequently asked questions

What is Buenos Aires weather like in May?

In May, Buenos Aires averages 13.6°C, with typical highs of 16.9°C and lows of 10.6°C. The historical average is 7 wet days and 78% humidity. Our weather-comfort rating for this month is good.

Does it rain a lot in Buenos Aires in May?

There are about 7 wet days in May. A compact umbrella is still useful.

What should I wear in Buenos Aires in May?

Wear long sleeves with a light jacket or cardigan that is easy to remove during the day.

What are the best months to visit Buenos Aires?

Recent weather data rates January, February, March, April among the more comfortable months.

Where can I check Buenos Aires weather in May in real time?

Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.

What time are sunrise and sunset in Buenos Aires in May?

On 2026-05-15, calculated sunrise is 07:40 and sunset is 17:59 in local time (America/Argentina/Buenos_Aires). Times vary by date and terrain.

Buenos Aires weather by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

More Americas destinations in May

Los Angeles San Francisco Las Vegas Seattle Chicago Boston Washington DC Miami Orlando Hawaii Honolulu Guam Saipan Vancouver Toronto Banff Montreal Mexico City Cancun All destinations →

Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations