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UV Index in Diego Garcia, IO

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Today's UV index in Diego Garcia, British Indian Ocean Territory British Indian Ocean Territory will be up to 14, 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.


Today's tips

UV index at 14 in Diego Garcia 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.

Diego Garcia Weather

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

UV Index in Diego Garcia

The UV Index in Diego Garcia typically ranges from 9 to 11, indicating very high to extreme levels of UV radiation. This means that the sun's rays can be extremely damaging to the skin and eyes, so it is important to take appropriate sun protection measures such as wearing sunscreen, sunglasses, and a hat, and seeking shade during peak hours.

Weather Seasons

UV index

Diego Garcia experiences two main weather seasons, which are commonly known as the northeast monsoon and the southwest monsoon. The northeast monsoon occurs from December to March and brings drier and slightly cooler weather, with average temperatures around 27-30 °C (81-86 °F). The southwest monsoon, on the other hand, lasts from June to October and brings warmer and more humid conditions, with temperatures ranging from 29-32 °C (84-90 °F).

Diego Garcia's Climate

Compared to its region, Diego Garcia generally experiences higher sun exposure due to its location closer to the equator. This means that the island receives more direct sunlight throughout the year, resulting in higher temperatures and increased UV radiation levels. It's important to be aware of this and take necessary precautions to protect oneself from the sun's harmful effects.

Annual Sun Radiation

The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Diego Garcia. 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 Diego Garcia (British Indian Ocean Territory) 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.