Last updated: July 2, 2025
Understanding the UV Index in Vignacourt, France is crucial for safeguarding your skin and health from the harmful effects of ultraviolet radiation. With a climate characterized by temperate conditions, Vignacourt experiences varying UV levels that can escalate quickly throughout the day. Being aware of these levels not only helps in preventing painful sunburns but also promotes long-term skin health. On sunny days, peak UV exposure occurs between 12:00 PM and 3:00 PM, where readings can reach as high as 8, highlighting the importance of sun protection during these hours. Stay informed and protect yourself to enjoy the beautiful outdoors of Vignacourt safely!
As the day begins, the UV Index stays low, peaking at 1 during the early hours from 07:00 to 08:00. However, as the sun rises higher, the intensity of ultraviolet radiation climbs sharply. By 10:00, it reaches 4, and by midday, it escalates to an impressive 7. The afternoon is marked by the highest levels between 13:00 and 15:00, where the UV Index soars to 8—a potent reminder of the sun's power. As the sun begins to dip, the UV levels gradually decline, settling at 5 by 17:00 and tapering off to 2 by 19:00. This hourly data highlights the importance of sun protection during peak hours, especially from 11:00 to 15:00, when UV exposure is at its highest.
| 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 | 8 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 2 | 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Vignacourt | 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 |