UV Index
UV Index
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Today's UV index in Port Louis, Mauritius 
will be up to 12.6, indicating extreme risk of harm from the sun's UV rays for the average person. Check our tips for today to make sure you're safe in the sun.
UV index at 12.6 in Port Louis means extreme risk; limit outdoor time from 10 a.m. to 4 p.m., use shade, protective clothing, SPF 30+ sunscreen, and sunglasses; watch for bright surfaces like water and snow increasing UV exposure.
Read more here about the climate and sun exposure in and around Port Louis.
The UV index in Port Louis, Mauritius, can reach high levels throughout the year. During the summer (December to February), the index can reach extreme levels, ranging from 10 to 12 (very high to extreme). It is crucial to protect your skin by wearing sunscreen, sunglasses, and appropriate clothing to avoid the harmful effects of sun exposure.
Port Louis experiences two primary weather seasons. The summer season spans from November to April, characterized by hot and humid conditions with temperatures averaging around 28 to 31 °C (82 to 88 °F). The winter season lasts from May to October, when temperatures drop to a more moderate range of 19 to 24 °C (66 to 75 °F). Rainfall is more abundant during the summer months, while the winter season remains relatively dry.
Compared to other regions in Mauritius, Port Louis receives similar amounts of sunlight and experiences comparable weather conditions. Due to its location, Port Louis benefits from a tropical climate with abundant sunshine. The region is known for its beautiful beaches and ideal sunbathing conditions. However, it is essential to be cautious and protect against excessive sun exposure to prevent sunburn and related health issues.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Port Louis. It's designed to provide you with a better understanding of the yearly weather and sun exposure.