UV Index in Collonges, France

Last updated: July 2, 2025

In Collonges, France, being aware of the UV Index is essential for protecting your skin and overall health. Understanding UV levels, which can fluctuate throughout the day, is crucial for preventing sunburn and lowering the risk of long-term skin damage. With a climate categorized as Cfb, Collonges experiences significant UV exposure, especially during the summer months. The UV Index peaks between 12 PM and 2 PM, reaching levels as high as 9—a reminder for residents and visitors alike to take precautions against harmful rays. By staying informed about the UV Index, you can enjoy the beautiful outdoors while keeping your skin safe and healthy.

Hourly UV Index in Collonges

The UV Index data reveals a significant increase in solar exposure throughout the day. Starting with a low of 1 at 07:00, the index gradually rises to 3 by 09:00. The sun reaches its peak intensity at 13:00 and 14:00 with a striking 9, indicating a high risk of harm from unprotected sun exposure. As the afternoon progresses, the index slightly declines but remains notable at 8 until 15:00, before tapering off towards the evening. By 19:00, the UV Index drops back to 1, marking a safe return for outdoor activities as the sun sets. For those planning outdoor adventures, it’s essential to stay protected during the peak hours!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:001low45 min
08:001low45 min
09:003moderate30 min
10:004moderate30 min
11:006high25 min
12:008very high15 min
13:009very high15 min
14:009very high15 min
15:008very high15 min
16:007high25 min
17:005moderate30 min
18:003moderate30 min
19:001low45 min

Monthly UV Index Trends in Collonges

The UV Index experiences significant seasonal variation, with the highest levels occurring from March to August. During this period, the high-risk months are typically April through August, where the UV Index reaches its peak values of 8 to 10, indicating a very high exposure category and a quick burn time of just 15 minutes. In contrast, the winter months of January and December present lower UV Index values (2), categorized as low exposure, allowing for a longer burn time of up to 45 minutes. It is essential for both visitors and residents to take precautions during high UV Index months, such as wearing sunscreen, protective clothing, and seeking shade, especially between 11 a.m. and 4 p.m. when the sun’s rays are strongest.

Monthly Maximum UV Index for Collonges, France

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Collonges. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec2367810986532
Data source: Statistical UV Index data for Collonges, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Collonges UV Index with Other France Cities

The table above highlights how UV exposure in Collonges compares to other major locations across France. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Collonges's solar exposure compared to other cities in France. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Paris UVI235689886421
Lyon UVI2356810986532
Collonges2367810986532
Nice UVI2467810987532
Marseille UVI2457910987532
Toulouse UVI24679101097532