Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Arrens-Marsous, France, as it plays a vital role in protecting skin health and preventing sunburn. With the region's Cfb climate—characterized by mild summers and a higher likelihood of clear skies—UV exposure can quickly become intense, especially during the peak hours of 11 AM to 3 PM, when the index can soar up to 9. Being aware of these levels not only helps you enjoy the lovely outdoor activities amid stunning landscapes but also safeguards your wellbeing against harmful UV rays. Stay informed and protect your skin while soaking in the beauty of Arrens-Marsous!
As the day unfolds, the UV Index climbs steadily, starting from a low of 1 at 07:00 and 08:00, making it a good time for outdoor activities with minimal sun exposure. By 09:00, it rises to 2, signaling the beginning of the sun's strength. The peak occurs between 12:00 and 15:00, where the index reaches a high of 9, warranting caution and protective measures against UV rays. After this zenith, the index gradually subsides, dropping to 7 at 16:00, before easing down to a more manageable 3 by 18:00 and 2 by 19:00. Plan your outdoor adventures wisely to stay safe under the sun!
| 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 | 5 | moderate | 30 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 9 | 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 |
| Arrens-Marsous | 2 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |