Last updated: June 2, 2025
In Prayssas, France, awareness of the UV Index is crucial for safeguarding your skin against harmful rays. Understanding UV levels is essential not just for preventing sunburn, but also for promoting long-term skin health and reducing the risk of skin cancer. With the region's Cfb climate and typical summer UV exposure often peaking at 10, it becomes vital for residents and visitors to stay informed about daily UV variations. By checking the UV Index regularly, you can enjoy the beautiful sun-drenched days in Prayssas while taking the necessary precautions to protect your skin.
The UV Index today shows a striking rise in intensity as the morning unfolds. Starting at 1 at 7:00 AM, it gradually increases to 2 by 9:00 AM. The sunshine peaks dramatically at 10:00 AM, reaching a robust 4, before soaring to its highest point of 10 at 2:00 PM. As the afternoon sun begins its descent, the index slightly dips but remains notable at 9 until 3:00 PM. The day transitions into the evening with values gently falling to 3 by 6:00 PM. With this data, it's clear that protecting your skin during the midday hours—especially between 12:00 PM and 2:00 PM—is essential for safety in 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 | 8 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 9 | 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 |
The UV Index exhibits notable seasonal variations, with high and very high levels prevalent during the warmer months. From March to August, the UV Index peaks, particularly in June and July when it hits 10, posing a significant risk for sunburn with a burn time of just 15 minutes. May also sees a very high index at 8, while April and September reach a high level of 7. Conversely, the winter months of January and December present a much lower risk, categorized as low exposure with burn times of 45 minutes. Residents and visitors are advised to take extra precautions—such as applying sunscreen, wearing protective clothing, and seeking shade—during the high-risk months of March through August, especially on sunny days, to mitigate the harmful effects of increased UV radiation.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| Prayssas | 2 | 3 | 6 | 7 | 8 | 10 | 10 | 9 | 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 |