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UV Index in Lyon

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Today's UV index in Lyon, France France will be up to 7.1, indicating a high level of sun exposure for the average person. Check the annual sun radiation in the city and our tips for today to make sure you're safe in the sun.


Today's tips

With Lyon's UV index reaching 7.1, 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.

Lyon's UV Index

The UV index in Lyon, France, can reach high levels during the summer months, with values often exceeding 7 on a scale of 11. This is due to the city's relatively southern location and its distance from the moderating effects of the ocean.

Weather Seasons

UV index

Lyon experiences a temperate climate with four distinct seasons. Winters are cool and often foggy, while summers are warm and sunny. Spring and autumn are mild and bring occasional rainfall. Snow is possible in the winter, but it is relatively rare.

Lyon's Climate

Compared to its region and neighboring countries, Lyon's weather is typically milder than the more extreme temperatures found in northern France and the UK, but it is less reliably sunny than the Mediterranean coast further south. Lyon's weather falls between the often rainy conditions of the UK and the reliably drier weather of nearby Switzerland and Italy.

Annual Sun Radiation

The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Lyon. 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 Lyon (France) 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.