Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Mont-Saint-Guibert, Belgium, particularly during the sunniest months when UV levels can peak at a significant 7 around midday. Being aware of these levels plays a vital role in preventing sunburn and maintaining long-term skin health, allowing you to enjoy outdoor activities without the harmful consequences of overexposure. Given the Cfb climate of Mont-Saint-Guibert, where moderate temperatures and ample sunshine prevail, it's important to stay informed about both the UV exposure risks unique to this area and how to protect yourself accordingly. Regularly checking the UV Index can help you take the necessary precautions, ensuring you and your loved ones can bask in the sun safely.
As the sun rises, the UV Index begins its climb, starting at a low 1 at 07:00 and 08:00. By 09:00, it nudges up to 2, but the real intensity hits by 10:00 with a sudden increase to 4. The peak exposure arrives at 12:00, reaching a maximum of 7 and maintaining that level until 14:00. As the afternoon wanes, the index gradually descends: 6 at 15:00, 5 at 16:00, and continuing down to 4 at 17:00. Finally, as the sun sets, the UV Index drops to 2 by 18:00 and returns to a safer 1 by 19:00. Remember to protect your skin, especially during those peak hours!
| 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 | 7 | high | 25 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index values fluctuate significantly, indicating varying levels of sun exposure risk. The high-risk months are from May to August, where the UV Index reaches its peak at 7-8, classifying them as high to very high exposure. Specifically, June and July present the greatest risk, with a burn time of only 15 minutes. In contrast, the winter months (January, February, November, and December) show a low exposure category with UV Index values of 1-2, allowing for longer safe sun exposure (up to 45 minutes). To ensure safety, it is advisable for visitors and residents to take protective measures during the high UV months, such as wearing sunscreen, protective clothing, and seeking shade, especially during midday hours.
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 |
| Mont-Saint-Guibert | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 4 | 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 |