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UV Index in Lima, PE

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Today's UV index in Lima, Peru Peru will be up to 13.8, 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 13.8 in Lima 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.

Lima Weather

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

UV Index in Lima

Lima, Peru experiences high UV index levels due to its location close to the equator. The UV index in Lima can reach 11 or higher (extreme) during the summer months, putting people at increased risk of sunburn and skin damage. It is important to protect yourself with sunscreen, hats, and sunglasses when spending time outdoors in Lima to minimize the harmful effects of UV radiation.

Weather Seasons

UV index

Lima has a mild and desert-like climate with two main seasons: summer and winter. Summer in Lima runs from December to April, with temperatures ranging from 20 °C to 30 °C (68 °F to 86 °F). It is characterized by high humidity, occasional fog, and little to no rain. Winter in Lima, from June to September, sees temperatures dropping to around 12 °C to 18 °C (54 °F to 64 °F) with more overcast days and an increase in both humidity and rainfall.

Lima's Climate

Compared to other cities in the region, Lima enjoys fewer hours of sunlight. The city is often covered by a thick layer of coastal fog, especially during the winter months. Lima's average annual sunlight hours range from 1,700 to 2,000 hours, while other areas in the region may receive up to 3,000 hours or more. This reduced sun exposure can have a significant impact on the overall weather patterns and temperatures experienced in Lima throughout the year.

Annual Sun Radiation

The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Lima. 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 Lima (Peru) 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.