Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors of Les Avanchets, Switzerland, where the Cfb climate brings a mix of seasonal change and vibrant summer days. Being aware of UV levels not only helps in preventing sunburn but also plays a vital role in maintaining overall skin health. With peak UV Index levels soaring as high as 10 during midday hours, it’s essential to gauge your sun exposure to mitigate potential risks. When exploring this picturesque area, staying informed about UV exposure can ensure you enjoy the beautiful outdoors safely and protect your skin from harmful effects.
As the sun rises, the UV Index begins its steady ascent, starting at a mild 1 at 7:00 AM. By 8:00 AM, it reaches 2, hinting at the day ahead. As we approach mid-morning, the intensity climbs to 3 by 9:00 AM and then dramatically spikes to 5 at 10:00 AM. The real peak occurs between 12:00 PM and 2:00 PM, where the index soars to a whopping 10, indicating strong sun exposure. This midday intensity begins to taper off by 3:00 PM, as it drops to 9, and continues to slide through the late afternoon, ending the day at 1 by 7:00 PM. It's crucial to stay protected during those peak hours to enjoy the sun safely!
| 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 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
The UV Index experiences significant seasonal variation, with the highest levels occurring from March to August. During this period, the high-risk months are typically April through August, where the UV Index reaches its peak values of 8 to 10, indicating a very high exposure category and a quick burn time of just 15 minutes. In contrast, the winter months of January and December present lower UV Index values (2), categorized as low exposure, allowing for a longer burn time of up to 45 minutes. It is essential for both visitors and residents to take precautions during high UV Index months, such as wearing sunscreen, protective clothing, and seeking shade, especially between 11 a.m. and 4 p.m. when the sun’s rays are strongest.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Basel UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 1 |
| Bern UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 2 |
| Zurich UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 3 | 2 |
| Les Avanchets | 2 | 3 | 6 | 7 | 8 | 10 | 9 | 8 | 6 | 5 | 3 | 2 |
| Geneve UVI | 2 | 3 | 6 | 7 | 8 | 10 | 9 | 8 | 7 | 5 | 3 | 2 |
| Lausanne UVI | 2 | 4 | 6 | 7 | 8 | 10 | 9 | 9 | 7 | 5 | 3 | 2 |