Last updated: June 2, 2025
Understanding the UV Index in Vuarrens, Switzerland is crucial for ensuring your skin health and preventing sunburn. With varying levels of UV radiation throughout the day, awareness of these levels allows residents and visitors to make informed decisions about sun safety. During peak hours, especially between 11:00 AM and 2:00 PM, the UV Index can soar to 9, indicating a very high risk of harm from unprotected sun exposure. Given Vuarrens' moderate climate, where the risk of UV rays can be underestimated due to cooler temperatures, it’s essential to stay vigilant and protect your skin while enjoying the beauty of this serene landscape.
Throughout the day, the UV Index fluctuates dramatically, peaking during the midday hours. Starting at a low of 1 at 07:00, the index rises steadily, reaching 3 by 09:00. As 10:00 approaches, it escalates to 5, but the real intensity hits between 12:00 and 14:00 when it peaks at 9. During this window, it's crucial to take sun safety precautions. As the afternoon progresses, the UV levels begin to taper off, dropping to 8 at 15:00 and gradually declining further to 3 by 18:00. Finally, the UV Index returns to its morning low of 1 by 19:00, marking a safe end to sun exposure for the day.
| 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 | 9 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences significant fluctuations that pose varying levels of risk for sun exposure. From January to March, the UV Index remains low to moderate, with burn times increasing from 45 minutes in January to 25 minutes by March. However, as we transition into April, May, June, and July, the risk escalates sharply, peaking at 9 in June and July, where burn times drop to just 15 minutes. These months are particularly high-risk for skin damage, emphasizing the need for protective measures. August sees a slight decline, but remains at a very high UV Index of 8. As autumn approaches, the UV Index decreases, stabilizing at moderate levels in October and November with burn times increasing back to 30 minutes, before returning to low risk in December. To ensure safety during high-risk months, residents and visitors should apply sunscreen frequently, wear protective clothing, and seek shade, especially during peak sunlight hours between 10 a.m. and 4 p.m.
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 |
| Vuarrens | 2 | 3 | 6 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 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 |