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Rosario UV Index Today

Day Summary

The UV index in Rosario, Argentina Flag of Argentina will reach a high of 3.5 today. This means a moderate level of sun exposure. See our tips below to stay safe!

Last checked: 2025-08-02

Hourly Forecast Chart

Today's Safety Tips

The sun is a bit strong. Find some shade during midday. Wear a hat, sunglasses, and use SPF 30+ sunscreen if you'll be outside for a while.

Rosario's UV Index

The UV index in Rosario, Argentina, is high during the summer months, often reaching levels above 10. It decreases in autumn and winter, dropping to moderate or low levels by June and July. Rosario has warm summers with temperatures often above 30°C (86°F) and mild winters with temperatures around 10°C to 15°C (50°F to 59°F). Rainfall is spread throughout the year but is slightly higher in spring and summer. Compared to the wider region of Argentina, Rosario's climate is milder than the northern tropical areas but warmer than southern Patagonia. Neighboring countries like Uruguay have similar weather patterns due to close proximity and shared geography.

Hourly UV Index Trend

See the UV index hour by hour for Rosario. When the level is high, it's smart to find some shade.

Disclaimer

* The information on this page about the UV index in Rosario is for educational purposes only. It is not a substitute for professional medical advice. Always consult a doctor for any health concerns.