UV Index
UV Index
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Today's UV index in George Town, Cayman Islands 
will be up to 7.4, indicating high 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.
With George Town's UV index reaching 7.4, protect your skin from harm by staying in shade, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours between 10 a.m. and 4 p.m., when UV rays are strongest.
Read more here about the climate and sun exposure in and around George Town.
The UV index in George Town, Cayman Islands, can be quite high, especially during the summer months. It often reaches levels of 10 or above (very high to extreme), which is considered harmful to the skin. It is important to protect yourself from the sun by wearing sunscreen, a hat, and sunglasses, and seeking shade during peak hours.
George Town experiences two main weather seasons: the wet season and the dry season. The wet season, which runs from May to October, brings higher humidity levels and occasional heavy showers or thunderstorms. The dry season, from November to April, is characterized by lower humidity and less rainfall, offering more sunshine and cooler temperatures.
Compared to other regions, George Town enjoys a warm tropical climate with lots of sunshine. Situated in the Caribbean, it experiences relatively high temperatures year-round, ranging from 25 °C to 32 °C (77 °F to 90 °F). Due to its location, George Town is also more prone to hurricane threats during the Atlantic hurricane season, which runs from June to November.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in George Town. It's designed to provide you with a better understanding of the yearly weather and sun exposure.