Last updated: June 2, 2025
Understanding the UV Index is essential for residents and visitors in Arthes, France, where the sun can be both a source of warmth and a potential risk to skin health. With a temperate Cfb climate, the UV levels can fluctuate significantly throughout the day, peaking at midday when they can reach a level of 10—a time when unprotected skin is at considerable risk of sunburn. By staying informed about UV levels, you can take necessary precautions to protect yourself from harmful rays, ensuring a healthy relationship with the sun while enjoying the beauty of Arthes’ picturesque surroundings.
The UV Index begins its day at a moderate level of 1 at 7:00 AM, gradually climbing as the sun rises. By 10:00 AM, it reaches a notable level of 4 and surges to a peak of 10 at both 1:00 PM and 2:00 PM, signaling the strongest sun exposure of the day. As the afternoon rolls on, the index starts to taper off, dropping to 7 by 4:00 PM and 5 by 5:00 PM. As evening approaches, the UV intensity decreases further, settling at 2 by 7:00 PM. This hourly overview highlights the importance of sun protection, especially during the midday hours when UV levels are at their highest. Stay vigilant and enjoy the sun safely!
| 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 | 4 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
Throughout the year, seasonal changes in UV exposure highlight significant fluctuations in the UV Index. The months of May through August are particularly high-risk, with UV Index values reaching a peak of 10, indicating very high exposure and a burn time of only 15 minutes. Visitors and residents should remain vigilant during these months, employing protective measures such as sunscreen and clothing, especially between 10 AM and 4 PM when UV exposure is strongest. March and April also show increased risk with UV Index values of 6 and 7 respectively. Conversely, January and December present lower risk levels, with UV Index values of 2 indicating low exposure and longer potential burn times of 45 minutes. It is essential to monitor UV levels year-round and adjust sun protection strategies accordingly to ensure safety.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| Arthes | 2 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |