Last updated: July 2, 2025
Understanding the UV Index in Rozoy-sur-Serre is crucial for maintaining skin health and preventing sunburn, especially during the warmer months when UV levels can spike. With a climate classified as Cfb—characterized by temperate conditions—residents and visitors alike should be aware of their UV exposure to protect against harmful effects. From a moderate index of 2 in the morning to a peak of 8 during midday, being informed about UV levels can help you enjoy the sun safely while minimizing the risk of skin damage. Stay vigilant and enjoy the beauty of Rozoy-sur-Serre while prioritizing your health!
At dawn, the UV Index starts off low, peaking at 1 by 8:00 AM, indicating minimal sun exposure risk. As the morning progresses, the index gradually climbs, reaching 4 by 10:00 AM. The midday sun kicks in, and from 12:00 PM to 3:00 PM, the UV Index surges to its peak of 8, emphasizing the need for sun protection. As the afternoon wanes, the index begins to drop, settling back to 4 by 5:00 PM and tapering off to 2 by 7:00 PM. It's a reminder of how the intensity of UV rays fluctuates throughout the day, urging us to stay vigilant under the sun!
| 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 | 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 | 4 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
As the seasons change, so do UV levels, significantly impacting safety for visitors and residents. January has a low UV Index of 2, with a burn time of 45 minutes, while February and March see a moderate increase to 3 and 4, respectively, indicating a burn time of 30 minutes. Moving into April, the UV Index rises to 6 (high), compressing burn time to 25 minutes. The high-risk months of May through August present a very high UV Index of 8, where skin can burn in as little as 15 minutes. A moderate drop occurs in September (UV Index 6), followed by October with a UV Index of 4 before returning to low levels in November and December. Visitors and residents are strongly advised to take protective measures during May to August, such as wearing sunscreen, long sleeves, and sunglasses, as exposure during these months can pose serious risks to skin health.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rozoy-sur-Serre | 2 | 3 | 4 | 6 | 8 | 8 | 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 |