Last updated: May 3, 2025
Understanding the UV Index in Aire-sur-la-Lys, France is essential for anyone looking to enjoy the outdoors while protecting their skin. With high UV levels peaking around noon, awareness of these readings can play a critical role in preventing sunburn and safeguarding overall skin health. Given the temperate oceanic climate (Cfb), residents and visitors alike should be mindful of the increased risks associated with UV exposure, especially during the warmer months. By keeping an eye on the UV index, you can enjoy the beautiful surroundings of Aire-sur-la-Lys while minimizing the potential for skin damage.
The UV Index throughout the day showcases a gradual increase in intensity, peaking at 7 between 1:00 PM and 3:00 PM. Early morning hours remain gentle, with values of 1 at 7:00 AM and 8:00 AM. As the clock approaches 10:00 AM, the index climbs to 3, heralding more intense sun exposure. By noon, it reaches 6, urging outdoor enthusiasts to take precautions. As the afternoon unfolds, the UV Index remains steady at its peak of 7, making 1:00 PM to 3:00 PM the crucial hours for sun safety. Later in the day, it gracefully tapers off, descending to 4 by 5:00 PM and falling back to 1 by sunset, emphasizing the importance of sun protection during those midday hours.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 3 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index values fluctuate significantly, indicating varying levels of sun exposure risk. The high-risk months are from May to August, where the UV Index reaches its peak at 7-8, classifying them as high to very high exposure. Specifically, June and July present the greatest risk, with a burn time of only 15 minutes. In contrast, the winter months (January, February, November, and December) show a low exposure category with UV Index values of 1-2, allowing for longer safe sun exposure (up to 45 minutes). To ensure safety, it is advisable for visitors and residents to take protective measures during the high UV months, such as wearing sunscreen, protective clothing, and seeking shade, especially during midday hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Aire-sur-la-Lys | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 4 | 2 | 1 |
| Paris UVI | 2 | 3 | 5 | 6 | 8 | 9 | 8 | 8 | 6 | 4 | 2 | 1 |
| Lyon UVI | 2 | 3 | 5 | 6 | 8 | 10 | 9 | 8 | 6 | 5 | 3 | 2 |
| Nice UVI | 2 | 4 | 6 | 7 | 8 | 10 | 9 | 8 | 7 | 5 | 3 | 2 |
| Marseille UVI | 2 | 4 | 5 | 7 | 9 | 10 | 9 | 8 | 7 | 5 | 3 | 2 |
| Toulouse UVI | 2 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |