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UV Index in Saint-Denis

Day Summary

Today's UV index in Saint-Denis, Réunion Réunion will be up to 7.4, indicating a high level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.

Last checked: 2025-05-08

Forecast

Today's tips

With Saint-Denis's UV index reaching 7.4, protect your skin from harm by staying in shade, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours, especially between 10 a.m. and 4 p.m. when UV rays are strongest.

Saint-Denis's UV Index

The UV index in Saint-Denis, Réunion, can be very high, especially during the summer months when it often reaches levels that are considered extreme. This means the sun is very strong and can cause sunburn quickly.

Weather Seasons

UV index

Saint-Denis experiences a tropical climate with a hot and rainy season from November to April, and a cooler, drier season from May to October. Rainfall is heavier in the summer, while winters are milder and less wet.

Saint-Denis's Climate

Compared to nearby islands like Mauritius and Madagascar, Saint-Denis is generally warmer and wetter due to its location in the Indian Ocean. Its tropical climate is more humid than many parts of mainland France or nearby African countries.

Hourly Trend

See the UV index hour by hour for Saint-Denis, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.

Disclaimer

* This page's content about the UV index in Saint-Denis (Réunion) is for educational and informational purposes only. The developers and data providers are not liable for the accuracy, reliability, or availability of the information. The information is not a substitute for professional medical advice, and the developers and data providers are not medical professionals. Seek advice from a qualified health provider for any medical concerns, and do not disregard medical advice or delay seeking it based on the information provided on this site.