UV Index in Cascavelle, Mauritius

Last updated: July 2, 2025

Understanding the UV Index in Cascavelle, Mauritius is crucial for maintaining skin health and preventing sunburn. With a tropical climate that exposes residents and visitors to significant UV radiation, being aware of daily UV levels can help you effectively manage your sun exposure. The UV Index peaks around midday, reaching levels of 8, which indicates a very high risk of harm from unprotected sun exposure. By staying informed about these levels, you can enjoy the beautiful Mauritian sun while taking necessary precautions to protect your skin from potential damage.

Hourly UV Index in Cascavelle

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!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:001low45 min
08:001low45 min
09:003moderate30 min
10:005moderate30 min
11:007high25 min
12:008very high15 min
13:007high25 min
14:006high25 min
15:003moderate30 min
16:002low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Cascavelle

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.

Monthly Maximum UV Index for Cascavelle, Mauritius

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Cascavelle. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec161614129781012131415
Data source: Statistical UV Index data for Cascavelle, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Cascavelle UV Index with Other Mauritius Cities

The table above highlights how UV exposure in Cascavelle compares to other major locations across Mauritius. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Cascavelle's solar exposure compared to other cities in Mauritius. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Cascavelle161614129781011131415
Quatre Bornes UVI161614129781011131415
Curepipe UVI161614129781011131415
Vacoas UVI161614129781011131415
Beau Bassin-Rose Hill UVI161614129781011131415
Port Louis UVI161614129781011131415