Saint-Denis UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index8.2
- Avg Clouds72%
- Max Temp23.4 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Saint-Denis, Réunion 
will reach a high of 8.2 today. This means a veryhigh level of sun exposure. See our tips below to stay safe!
Last checked: 2025-08-19
Hourly Forecast Chart
Today's Safety Tips
The risk is very high. It's best to stay out of the sun between 10 a.m. and 4 p.m. If you must be outside, wear protective clothing and apply sunscreen often.
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
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 UV Index Trend
See the UV index hour by hour for Saint-Denis. When the level is high, it's smart to find some shade.
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