San Luis UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index7.1
- Avg Clouds100%
- Max Temp14.4 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in San Luis, Argentina 
will reach a high of 7.1 today. This means a high level of sun exposure. See our tips below to stay safe!
Last checked: 2026-04-06
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.
San Luis's UV Index
The UV index in San Luis, Argentina, often ranges from moderate to high, especially during summer months, indicating strong sun exposure that can affect skin and eyes without protection.
Weather Seasons
San Luis experiences hot summers with temperatures frequently above 30°C (86°F) and cooler winters where temperatures can drop below 10°C (50°F). Rainfall is higher in summer and drier in winter, following the region’s typical seasonal pattern.
San Luis's Climate
Compared to neighboring countries, San Luis generally has a drier climate than parts of Brazil and Uruguay but is wetter than many areas in western Argentina. Its weather is milder and less tropical than north-eastern Argentina.
Hourly UV Index Trend
See the UV index hour by hour for San Luis. When the level is high, it's smart to find some shade.
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