Last updated: June 2, 2025
Understanding the UV Index is crucial for the residents of Roncherolles-sur-le-Vivier, France, especially given its temperate maritime climate characterized by mild summers and increased sun exposure. Knowing the UV levels not only helps in preventing painful sunburns but also plays a vital role in maintaining long-term skin health against harmful ultraviolet radiation. With midday readings peaking at a significant 9, residents should remain vigilant during the sunniest hours to protect themselves from potential skin damage. Awareness of UV Index levels in Roncherolles-sur-le-Vivier empowers the community to enjoy the outdoors safely while minimizing health risks related to sun exposure.
The UV Index data reveals a dynamic shift throughout the day, peaking at 9 between 1:00 PM and 2:00 PM, indicating high levels of solar radiation. The morning starts off gently, with values at 1 from 7:00 AM to 9:00 AM, gradually climbing to a moderate 4 by 10:00 AM. As the day progresses, the index escalates sharply, reaching a notable 6 by 11:00 AM and hitting 7 at noon. Following the peak, the UV intensity begins to decline, dipping to 5 by 5:00 PM and further to 2 as the sun sets. Stay protected during peak hours, especially between noon and 2 PM, to avoid harmful UV exposure!
| 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 | 6 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 8 | 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, the UV Index experiences significant fluctuations, with high-risk months identified primarily from April to August, where the index peaks at an alarming 9 in June. During these months, the exposure category escalates to very high, resulting in a burn time of just 15 minutes for unprotected skin. In contrast, January, November, and December have low UV levels, making sun protection less critical, with burn times extending to 45 minutes. As such, it’s essential for both visitors and residents to stay vigilant during the peak months by applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade, especially between 10 AM and 4 PM, when UV rays are strongest.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Roncherolles-sur-le-Vivier | 2 | 3 | 4 | 6 | 8 | 9 | 8 | 8 | 6 | 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 |