Last updated: June 2, 2025
In Flemalle-Haute, Belgium, awareness of the UV Index is essential for maintaining skin health and preventing sunburn. Understanding the daily UV levels helps residents and visitors make informed decisions about sun protection, particularly during the peak hours from 11 AM to 3 PM, when the index can reach up to 8. With a Cfb climate that offers a mix of cool and moderate temperatures, it’s crucial to be mindful of the UV exposure risks, especially as the sun’s intensity can vary throughout the year. Stay informed and protect your skin to enjoy the sunny days that Flemalle-Haute has to offer!
The UV Index throughout the day showcases a distinctive pattern, beginning at a mild level of 1 at 7:00 AM and gradually climbing as the sun rises. By 10:00 AM, it reaches a moderate 4, signaling the start of peak sun exposure. As the clock strikes noon, the Index soars to a high of 8, remaining steady at this elevated level until 2:00 PM—the sun's zenith for UV intensity. As the afternoon progresses, the UV Index dips gradually, falling to 6 by 4:00 PM, and further declining to 2 by 7:00 PM. This data implores outdoor enthusiasts to take heed around midday when protective measures are crucial to safely enjoying the sunshine.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 8 | very high | 15 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, UV Index levels fluctuate significantly, indicating varying risk for skin damage due to sun exposure. The highest-risk months are May through July, when the UV Index reaches 8, signifying very high exposure potential, with a burn time of just 15 minutes. In contrast, the winter months of January, November, and December feature much lower UV Index levels, maintaining a low exposure risk with burn times of up to 45 minutes. Visitors and residents are strongly advised to take precautions during high UV Index periods by wearing sunscreen, protective clothing, and seeking shade, especially between 10 AM and 4 PM. In less risky months, while damage potential is lower, it's still wise to stay informed and protect your skin.
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 |
| Flemalle-Haute | 2 | 3 | 4 | 5 | 8 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |