Saint-Denis UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index11.5
- Avg Clouds55%
- Max Temp26 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Saint-Denis, Réunion 
will reach a high of 11.5 today. This means a extreme level of sun exposure. See our tips below to stay safe!
Last checked: 2025-10-17
Hourly Forecast Chart
Today's Safety Tips
Extreme danger! Avoid being in the sun, especially during midday. If you go out, cover up with clothing, a hat, and sunglasses, and use plenty of sunscreen.
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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