Buenos Aires UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index7.4
- Avg Clouds23%
- Max Temp17 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Buenos Aires, Argentina 
will reach a high of 7.4 today. This means a high level of sun exposure. See our tips below to stay safe!
Last checked: 2025-10-05
Hourly Forecast Chart
Today's Safety Tips
Be careful! The sun's rays are strong. Try to stay in the shade between 10 a.m. and 4 p.m. Wear a hat, sunglasses, and reapply SPF 30+ sunscreen every 2 hours.
Buenos Aires's UV Index
The UV index in Buenos Aires ranges from low in winter to very high in summer, often reaching values around 10 or more during December and January.
Weather Seasons
Buenos Aires has hot summers with temperatures around 30°C (86°F) and mild winters averaging 10-15°C (50-59°F). Rainfall is spread throughout the year but is slightly higher in spring and summer.
Buenos Aires's Climate
Compared to other parts of Argentina, Buenos Aires is warmer and more humid than the Andes region. It is milder and wetter than the dry and hot areas in northern Argentina and similar to the coastal climate of Uruguay nearby.
Hourly UV Index Trend
See the UV index hour by hour for Buenos Aires. When the level is high, it's smart to find some shade.
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