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UV Index in Castries, LC

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Today's UV index in Castries, Saint Lucia Saint Lucia will be up to 9.1, indicating very 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.


Today's tips

With a UV index of 9.1 in Castries, it's crucial to safeguard your skin from harmful UV rays. Protect yourself by minimizing sun exposure, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours.

Castries Weather

Read more here about the climate and sun exposure in and around Castries.

UV Index in Castries

The UV index in Castries, Saint Lucia, can reach high levels throughout the year. It usually stays between 8 and 10, which is considered very high (UV index 8-10), indicating a significant risk of sunburn. This means that it is crucial to take proper sun protection measures like wearing sunscreen, sunglasses, and hats when spending time outdoors to avoid overexposure to harmful UV radiation.

Weather Seasons

UV index

Castries experiences two main weather seasons: the wet season and the dry season. The wet season, which lasts from June to November, brings frequent rain showers and occasional thunderstorms. The dry season, from December to May, features less rainfall and more stable weather conditions. The average temperature throughout the year stays around 26-30 °C (78-86 °F), providing a pleasantly warm climate.

Castries's Climate

Compared to its region, Castries offers a moderate amount of sun exposure. It receives an average of 2,800 hours of sunshine per year. While it does not have extreme heat like some neighboring islands, the UV index in Castries can still pose risks. It is important for residents and visitors to stay vigilant and protect themselves from the sun's harmful rays to prevent sunburn and potential long-term damage to the skin.

Annual Sun Radiation

The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Castries. It's designed to provide you with a better understanding of the yearly weather and sun exposure.


* This page's content about the UV index in Castries (Saint Lucia) is for educational and informational purposes only. The developers and data providers are not liable for the accuracy, reliability, or availability of the information. The information is not a substitute for professional medical advice, and the developers and data providers are not medical professionals. Seek advice from a qualified health provider for any medical concerns, and do not disregard medical advice or delay seeking it based on the information provided on this site.