Last updated: July 2, 2025
Being aware of the UV Index is essential for residents of Vaux-lez-Rosieres, Belgium, as it serves as a critical guide for sun safety in this temperate maritime climate. Understanding UV levels is paramount for preventing sunburn and protecting skin health, especially during the peak hours of 12:00 to 14:00 when the index soars to 8—indicating very high levels of ultraviolet radiation. With an average UV exposure that can fluctuate throughout the day, being informed empowers you to take necessary precautions, ensuring that your time outdoors remains enjoyable and safe. Whether you're soaking up the sun in a local park or enjoying outdoor activities, awareness of UV intensity can make all the difference in maintaining your skin's health.
The UV Index today begins on a gentle note, peaking at just 1 during the early hours of 07:00 and 08:00. As the sun rises higher, it takes a significant leap to 3 by 09:00 and reaches a moderate 4 by 10:00. The sun's intensity climbs to a robust 6 at 11:00, before hitting its zenith at a powerful 8 from 13:00 to 14:00. After this peak, the UV index gradually descends, softening to 7 at 15:00, and continuing down to 4 by 17:00. As the day winds down, conditions remain mild with readings of 3 at 18:00 and finally settling at 2 by 19:00. It's an excellent reminder to stay sun-safe during those prime hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 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 | 7 | high | 25 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 |
Throughout the year, the UV Index demonstrates significant seasonal variation, impacting the risk of skin damage from sun exposure. January and February indicate lower risks with an index of 2 and 3 respectively, allowing for 45 minutes and 30 minutes of safe sun exposure. However, as spring approaches, the index rises quickly: by May and June, it reaches a very high level of 8 and 9, reducing safe exposure to just 15 minutes. The peak risk continues through July and August, emphasizing the need for caution during these months. In contrast, September sees a decline to a high risk of 6, while October returns to moderate levels with an index of 4. The year concludes with low risk in November and December, where cautious sun exposure is manageable again at 45 minutes. Visitors and residents are advised to protect their skin during high-risk months (May through August) by seeking shade, wearing protective clothing, and applying sunscreen frequently.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gent UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 3 | 2 | 1 |
| Antwerpen UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 3 | 2 | 1 |
| Brussels UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 4 | 2 | 1 |
| Liege UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 4 | 2 | 1 |
| Charleroi UVI | 2 | 3 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 4 | 2 | 1 |
| Vaux-lez-Rosieres | 2 | 3 | 4 | 5 | 8 | 9 | 8 | 8 | 6 | 4 | 2 | 1 |