Last updated: July 2, 2025
In the pristine surroundings of Cargados Carajos, Mauritius, understanding the UV Index is crucial for both residents and visitors alike. With its warm, tropical Am climate, the region sees fluctuating UV levels throughout the day, peaking at a high of 9 around midday. By staying informed about these UV levels, you can effectively prevent sunburn and protect your skin health, ensuring you fully enjoy the breathtaking beauty of this tropical paradise. Don't underestimate the sun—knowing when the UV Index is elevated can make all the difference in safeguarding your well-being while soaking up the sun!
The UV index throughout the day exhibits a dynamic rise and fall, reflecting the sun's intensity. At 07:00, the index starts low at 1, gradually climbing to 2 by 08:00. By 09:00, it reaches a moderate 4, but excitement peaks at 12:00 with a striking 9, indicating a high risk for unprotected skin. The intensity tapers down after this noon pinnacle—falling to 8 at 13:00, then 6 at 14:00. As afternoon turns to evening, the index diminishes significantly, settling at 4 by 15:00, dropping to 2 at 16:00, and finally winding down to 1 by 17:00. As the sun sets, the index recedes completely, hitting 0 by 18:00, leaving a tranquil end to the day. Remember, during peak times, sun protection is crucial!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index varies significantly, with the highest values recorded during the winter and late fall months. The months of January through April exhibit extreme UV levels, reaching a peak of 17 in February, with a rapid burn time of just 10 minutes. As UV levels decrease slightly into May and June, they remain notably high, classified as very high, allowing for a marginally longer burn time of 15 minutes. However, the period from August to November sees a return to extreme levels, maintaining a burn time of 10 minutes at indexes reaching up to 14 in November. It is crucial for residents and visitors alike to stay informed and take protective measures during these high-risk months—particularly from January through April and again from August through November—by applying sunscreen, wearing protective clothing, and seeking shade during peak hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Quatre Bornes UVI | 16 | 16 | 14 | 12 | 9 | 7 | 8 | 10 | 11 | 13 | 14 | 15 |
| Curepipe UVI | 16 | 16 | 14 | 12 | 9 | 7 | 8 | 10 | 11 | 13 | 14 | 15 |
| Vacoas UVI | 16 | 16 | 14 | 12 | 9 | 7 | 8 | 10 | 11 | 13 | 14 | 15 |
| Beau Bassin-Rose Hill UVI | 16 | 16 | 14 | 12 | 9 | 7 | 8 | 10 | 11 | 13 | 14 | 15 |
| Port Louis UVI | 16 | 16 | 14 | 12 | 9 | 7 | 8 | 10 | 11 | 13 | 14 | 15 |
| Cargados Carajos | 16 | 17 | 16 | 13 | 10 | 8 | 9 | 11 | 12 | 13 | 14 | 15 |