Weather in Buenos Aires today, September 21
Weather in Buenos Aires now: +15°, clear, wind 6.8 m/s, humidity 64%. Accurate forecast for today, tomorrow, 3 days and 2 weeks — temperature, precipitation, pressure and wind.
Weather in Buenos Aires now
Hourly forecast for today in Buenos Aires
Weather forecast in Buenos Aires today 📅
Weekend weather in Buenos Aires
Weather for the weather-sensitive
📒 Weather diary in Buenos Aires
Ready-made observation table for September: past days are already filled in with weather-station data — for school and beyond. Open the diary →
What to do in Buenos Aires in weather like this 🎯
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Monthly climate 🗓️
Buenos Aires, Federalnaya Stolitsa, Argentina. Population 2 891 082.
Weather and climate in Buenos Aires 🌍
Climate in Buenos Aires: the warmest month is January (up to +28° by day), the coldest is July (down to +8° at night). Annual precipitation is about 960 mm.
The best time to visit is March–November, when the weather is most comfortable for walks and sightseeing.
Precipitation map 🌧️
Cities near Buenos Aires 📍
Weather stations — Buenos Aires 📡
FAQ about weather in Buenos Aires ❓
What's the weather in Buenos Aires right now?
Now +15°, clear, wind 6.8 m/s, W, humidity 64%. Feels like +10°.
What's the weather in Buenos Aires tomorrow?
Tomorrow: +13° by day, +7° at night, partly cloudy.
Sunrise and sunset in Buenos Aires?
Sunrise 06:45, sunset 18:48, day length 12h 3m.
What's the pressure and humidity in Buenos Aires?
Pressure 752 mmHg, humidity 64%, wind 12 m/s. Matters for weather-sensitive people.
Do I need an umbrella in Buenos Aires today?
No, precipitation is unlikely — you can go out without an umbrella.
Do I need sunscreen in Buenos Aires?
Yes, the UV index is 6 — high. Use SPF 30+, especially for children; no more than 20-30 minutes in direct sun unprotected.
Is the wind strong in Buenos Aires?
Yes, up to 12 m/s, W. Be careful near trees in parks and forests; secure light objects on balconies.
Is it a good day for a picnic in Buenos Aires?
Yes, it’s warm and dry (up to +16°) — a good time for a picnic, a walk or a barbecue.
How long is it safe to stay in the sun in Buenos Aires?
At UV 6, no more than 20–30 minutes unprotected; longer with SPF 30+ and shade.
Is it a good day to wash the car in Buenos Aires?
No precipitation expected — a good time to wash the car; rain won’t spoil it in the coming hours.
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Weather in Buenos Aires — in detail
Weather in Buenos Aires from “Pogoda 1” — an accurate, free forecast: current temperature, feels-like, wind, atmospheric pressure, humidity and precipitation. Available for today, tomorrow, 3, 5 and 10 days, a week, 2 weeks and a month, plus hourly weather, monthly climate, water temperature, air quality and an observation archive since 2017.
To quickly check the weather in Buenos Aires anytime, add the city to favorites — and get a daily forecast by email at 17:00 (Moscow time). Note: the forecast may be refined as new data arrives. Data: OpenWeather, Open-Meteo, met.no.
Photo Buenos Aires: ProtoplasmaKid / CC BY-SA 4.0 · Wikimedia Commons