Last updated: July 2, 2025
In Martelange, Belgium, staying aware of the UV Index is crucial for protecting your skin and overall health. Understanding the levels of UV radiation can help prevent sunburn, reduce the risk of skin damage, and promote healthier sun exposure habits. With a Cfb climate that features mild summers and moderate UV exposure risks, Martelange experiences varying UV levels throughout the day. Notably, around midday, UV Index values can reach as high as 8, making it essential to take precautions during peak hours. By staying informed, residents can enjoy the sun safely while safeguarding their skin health.
As the sun rises, the UV Index begins its climb, starting at a gentle 1 at 07:00 and 08:00. By 09:00, it picks up pace, reaching a 3, before hitting 4 at 10:00. The intensity peaks between 12:00 and 14:00, soaring to a striking 8. This midday sun demands attention, with the UV Index remaining high at 8 until 15:00. As the afternoon progresses, the numbers start to drop, falling to 6 by 16:00, and then gradually decreasing to a mild 2 by 19:00. Keep your sun protection handy during those midday hours to stay safe under the radiant sky!
| 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 | 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 |
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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| Martelange | 2 | 3 | 4 | 6 | 8 | 9 | 8 | 8 | 6 | 4 | 2 | 1 |