Last updated: May 3, 2025
Understanding the UV Index in Troisvilles, France is essential for protecting your skin and overall health. As UV levels peak during sunny days, awareness of these fluctuating numbers can help you take proactive measures against sunburns and long-term skin damage. In the Cfb climate zone, Troisvilles experiences a temperate climate that can still yield high UV exposure, particularly around midday when the index reaches its maximum of 8. By staying informed about the UV Index, residents and visitors can enjoy the outdoors responsibly while safeguarding their skin health.
Today, the UV Index shows a dramatic rise as the sun reaches its peak. Starting from a low of 1 at 07:00 AM, it steadily climbs to 2 by 09:00 AM, before making a notable leap to 4 at 10:00 AM. The intensity hits 5 at 11:00 AM, and then surges to a scorching 7 by 12:00 PM. The peak of the day occurs at 1:00 PM, with the UV Index soaring to 8—a level that demands caution. This intensity remains high until 2:00 PM, only to begin its descent, dropping to 7 at 3:00 PM and subsequently to 5 at 4:00 PM. As the sun starts to set, the index gradually decreases to 2 by 6:00 PM and finally returns to 1 by 7:00 PM. It's a reminder to stay protected during those peak hours when the sun's rays are at their strongest!
| 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 | 8 | very high | 15 min |
| 14:00 | 8 | very high | 15 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, the UV Index demonstrates significant seasonal changes that impact sun exposure risk levels. From January to March, the UV Index remains low to moderate, with burn times ranging from 30 to 45 minutes. However, as the spring progresses into April, the UV Index rises to 6, marking the start of high-risk months, which continues through the summer with indices reaching 8 from May to August—the most critical months for UV exposure, where the burn time reduces to just 15 minutes. In contrast, September to November sees a decline, with conditions reverting back to moderate and low exposure risks. Visitors and residents should exercise caution during the high-risk months of May to August, ensuring to protect themselves with sunscreen, hats, and clothing, and seek shade during peak sun hours to mitigate potential harm from UV rays.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Troisvilles | 2 | 3 | 4 | 6 | 8 | 8 | 8 | 8 | 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 |