Last updated: May 3, 2025
Understanding the UV Index in Roisel, France is essential for safeguarding your skin and overall health. With a marine west coast climate, residents and visitors alike should be aware of varying UV levels throughout the day, especially during peak hours when the index can reach a maximum of 7 around midday. Monitoring these levels is crucial for preventing sunburn and long-term skin damage, allowing you to enjoy the sunny days while protecting yourself. With UV exposure risks elevated during summer months, staying informed about the UV Index in Roisel helps ensure your outdoor activities are both enjoyable and safe.
As the sun rises, the UV Index begins its climb, peaking during the midday hours. At 07:00 AM, the index starts at a gentle 1, barely a concern. However, by 10:00 AM, it escalates to a moderate 4, signaling the time to apply sunscreen. The sun’s intensity reaches its zenith at 12:00 PM, hitting a robust 7 and remaining high until 15:00 PM. After this peak, the UV levels begin to taper off, dropping to 5 by 16:00 PM and declining further to 1 by 19:00 PM. Stay protected during those hours when the UV 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 | 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 |
As the UV Index fluctuates throughout the year, understanding these seasonal changes is crucial for both residents and visitors. High-risk months for UV exposure typically occur from April to August, peaking in June and July when the UV Index reaches a very high level of 9 and 8, respectively, resulting in a burn time of just 15 minutes. To protect against harmful effects of UV radiation, individuals should take precautions during these months, such as wearing sunscreen, protective clothing, and seeking shade during midday hours. During the months of January, November, and December, the UV Index is notably lower, with exposure considered low, allowing for more relaxed outdoor activities without heavy sun protection. Overall, being aware of UV changes can greatly enhance safety and enjoyment while enjoying the outdoors.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Roisel | 2 | 3 | 4 | 6 | 7 | 9 | 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 |