Last updated: June 2, 2025
Understanding the UV Index in Bois-et-Borsu, Belgium is crucial for protecting your skin from harmful ultraviolet rays. UV levels can vary throughout the day, with peak values reaching as high as 8 around midday, emphasizing the importance of sun protection to prevent sunburn and long-term skin damage. Bois-et-Borsu's Cfb climate brings moderate temperatures and frequent cloud cover, which can sometimes lead to underestimating UV exposure. By staying informed about current UV levels, residents can enjoy the sunshine while prioritizing their skin health.
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 |
During the year, UV exposure varies significantly, with the highest risk months being May through August. In May, the UV Index rises to 7 (high), followed by 8 (very high) in June and July, and dropping back to 7 in August. Residents and visitors are advised to be particularly cautious during these months, limiting sun exposure, especially during peak hours, and applying sunscreen regularly. Conversely, from January to April and in September to December, UV levels are generally lower, with the burn time gradually increasing, allowing for safer outdoor activities. It is important to adapt your sun protection measures according to these seasonal UV changes to ensure health and safety while enjoying the outdoors.
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 |
| Bois-et-Borsu | 2 | 3 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 4 | 2 | 1 |