UV Index in Lanhouarneau, France

Last updated: August 1, 2025

Understanding the UV Index in Lanhouarneau is crucial for safeguarding your skin against harmful UV radiation. With the region's Cfb climate, which offers mild temperatures and ample sunshine, residents and visitors alike need to be aware of daily UV levels to effectively prevent sunburn and maintain long-term skin health. As the UV Index peaks at 9 around mid-afternoon, it's essential to take proactive measures during this time. By knowing the UV forecasts, you can enjoy the beautiful outdoors while ensuring that your skin remains protected!

Hourly UV Index in Lanhouarneau

The UV Index throughout the day showcases a clear rise in intensity as the sun climbs higher in the sky. Starting from a low of 1 at 07:00, the index slowly increases to reach 2 by 09:00. As we approach midday, the sun's rays become more potent, peaking at an impressive 9 at 14:00—the perfect time for sun safety awareness. Post-peak, the UV levels gradually taper off, returning to 4 by 18:00 and dipping to 2 at 19:00. It's essential to stay protected during those peak hours, especially around noon when the UVI hits 6 and above. Be sun-smart!

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
09:001low45 min
10:002low45 min
11:004moderate30 min
12:006high25 min
13:007high25 min
14:008very high15 min
15:008very high15 min
16:007high25 min
17:005moderate30 min
18:003moderate30 min
19:002low45 min

Monthly UV Index Trends in Lanhouarneau

Throughout the year, UV radiation levels fluctuate significantly, with distinct high-risk months emerging in the summer. From May to August, the UV Index is categorized as very high (ranging from 8 to 9), indicating that visitors and residents should exercise heightened caution, as the burn time decreases to just 15 minutes. April sees a transition to a high exposure category, while March starts in a moderate range. Conversely, the winter months, including January, November, and December, have a low UV Index (2), granting longer burn times of 45 minutes. To safeguard against skin damage, it's imperative for everyone to wear protective clothing, seek shade, and apply sunscreen during peak UV times, especially from late spring to the end of summer.

Monthly Maximum UV Index for Lanhouarneau, France

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Lanhouarneau. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec235789986522
Data source: Statistical UV Index data for Lanhouarneau, 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 Lanhouarneau UV Index with Other France Cities

The table above highlights how UV exposure in Lanhouarneau 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.
Lanhouarneau's solar exposure compared to other cities in France. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Paris UVI235689886421
Lanhouarneau235689986522
Lyon UVI2356810986532
Nice UVI2467810987532
Marseille UVI2457910987532
Toulouse UVI24679101097532