Last updated: July 2, 2025
In Thal-Marmoutier, France, being aware of the UV Index is crucial for protecting your skin and maintaining overall health. Understanding UV levels can help prevent sunburn and reduce the risk of long-term skin damage, making it essential for anyone enjoying outdoor activities. With a temperate Cfb climate, Thal-Marmoutier experiences varying UV exposure throughout the day, peaking at an intense index of 8 between noon and 2 PM. By staying informed about the daily UV levels, you can take the necessary precautions to enjoy the sun safely and keep your skin healthy.
As the sun rises, the UV Index remains low, starting at 1 at 07:00 and 08:00. However, as the day progresses, the intensity of UV radiation quickly increases. By 09:00, it jumps to 3, but it's between 10:00 and 14:00 that we reach peak levels, with the index soaring to a high of 8. Fortunately, as the late afternoon approaches, the UV levels begin to decline gradually, dropping to 7 at 15:00, followed by 6 at 16:00. By 18:00, the index has dropped to 3, and finally back to 1 by 19:00. Remember to protect your skin during those midday hours when the UV index is at its highest!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV levels vary significantly, with the highest risk months occurring from May to August, where the UV Index reaches a peak of 9 in June and remains at 8 during July and August, indicating a very high exposure category and a critical burn time of just 15 minutes. In contrast, winter months see much lower UV levels, with January and November registering a UV Index of 2 and December dropping to 1, categorized as low exposure. Visitors and residents should exercise caution during the high-risk months by minimizing sun exposure, wearing protective clothing, and applying sunscreen regularly, particularly between late spring and early fall when UV radiation is at its strongest.
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 |
| Thal-Marmoutier | 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 |