Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Dubreuil, Mauritius, where the tropical climate brings both sunshine and potential sunburn risks. As UV levels can peak at an intense 8 during midday, being informed helps protect your skin and overall health. Awareness of these levels not only aids in preventing sunburn but also contributes to long-term skin health by reducing the risk of UV-related conditions. With a climate that combines warmth and humidity, it’s essential to track UV exposure throughout the day to enjoy the beautiful beaches and outdoor activities while keeping your skin safe.
At sunrise, the UV Index begins at a gentle 1 at 07:00, rising gradually as the sun climbs higher. By 09:00, it reaches 3, indicating a moderate level of UV radiation. The heat of the day peaks at 12:00 with a high of 8, suggesting it’s time to seek shade or apply sunscreen. As the afternoon progresses, the index slightly drops to 7 at 13:00 and continues to decline, settling at 3 by 15:00. As the sun starts to set, the risk diminishing to 1 at 17:00 and finally dropping to 0 by 18:00, signaling a safer time for outdoor activities as the day winds down. Be mindful of the midday sun to protect your skin!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 3 | 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 region experiences significant fluctuations in UV index levels, peaking during the winter and early spring months. The highest risk months for UV exposure are January through April, where the UV Index consistently measures 16 (extreme) with a rapid burn time of just 10 minutes. Even as we transition into summer, May marks a reduction to a UV Index of 9 (very high), extending burn time to 15 minutes, while June offers a slight reprieve at 7 (high) for 25 minutes. However, July and August resurge to very high levels of UV exposure, warranting caution. As the year closes, October to December exhibits another surge in risk, returning to extreme levels with an index of 13 to 15 and a burn time of 10 minutes. For residents and visitors alike, it is crucial to practice sun safety year-round, particularly during these higher-risk months, by wearing protective clothing, applying sunscreen, and minimizing direct sun exposure during peak hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dubreuil | 16 | 16 | 14 | 12 | 9 | 7 | 8 | 10 | 11 | 13 | 14 | 15 |
| 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 |