Last updated: May 3, 2025
Understanding the UV Index in Lens, Belgium is essential for anyone enjoying the outdoors in this charming town. With its Cfb climate, Lens experiences varied weather that can influence UV levels throughout the day, particularly during peak hours. Recognizing the importance of UV Index awareness helps residents and visitors alike take necessary precautions to prevent sunburn and maintain skin health. As UV levels can reach up to 7 at midday, it's crucial to stay informed to protect yourself from harmful exposure, ensuring that your time in the sun remains safe and enjoyable.
As the sun rises, the UV Index begins its climb, peaking during the midday hours. At 07:00 AM, the index starts at a gentle 1, barely a concern. However, by 10:00 AM, it escalates to a moderate 4, signaling the time to apply sunscreen. The sun’s intensity reaches its zenith at 12:00 PM, hitting a robust 7 and remaining high until 15:00 PM. After this peak, the UV levels begin to taper off, dropping to 5 by 16:00 PM and declining further to 1 by 19:00 PM. Stay protected during those hours when the UV rays are at their strongest!
| 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 | 7 | 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 |
The seasonal UV changes throughout the year reveal notable fluctuations in sun exposure risk. January and February present the lowest UV Index values (2), classified as low exposure, with a burn time of 45 minutes. As spring approaches, March and April see an increase to moderate levels (4 and 5), shortening burn time to 30 minutes. The risk peaks during May through July, with high (7) to very high (8) UV Index levels, leading to significantly reduced burn times of just 15 to 25 minutes. August starts to decline slightly to a high level (7), while September and October return to moderate ratings. The year wraps up with November and December falling back to low UV levels (2 and 1), allowing for longer burn times once more. Visitors and residents should particularly be cautious from May through July, taking proactive measures such as wearing sunscreen, protective clothing, and seeking shade during peak sun hours to minimize the risk of UV-related harm.
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 |
| Lens | 2 | 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 |