Last updated: June 2, 2025
In the picturesque town of Unterseen, Switzerland, being aware of the UV Index is crucial for both residents and visitors. Understanding UV levels is essential, as it directly impacts sunburn prevention and overall skin health. During the warm months, the Cfb climate in Unterseen results in varying UV exposure, peaking between 12 PM and 2 PM with values reaching as high as 10. This elevation in UV levels underscores the necessity of sun safety practices to protect against harmful effects while enjoying the stunning alpine scenery. Stay informed to soak up the sun responsibly!
As the sun rises, the UV Index begins to climb steadily throughout the morning, starting from a low of 1 at 07:00. By 09:00, it reaches 3, but the real surge occurs between 10:00 and 14:00, when it peaks at a remarkable 10. This indicates a high risk of harm from unprotected sun exposure. After 14:00, the intensity begins to wane, dipping to 8 at 15:00 and gradually decreasing to 3 by 18:00. As the day winds down, the UV Index falls back to a safe 1 by 19:00, reminding us of the importance of sun protection during those peak hours. Stay vigilant and protect yourself when the sun is at its strongest!
| 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 | 8 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, seasonal changes in UV exposure highlight significant fluctuations in the UV Index. The months of May through August are particularly high-risk, with UV Index values reaching a peak of 10, indicating very high exposure and a burn time of only 15 minutes. Visitors and residents should remain vigilant during these months, employing protective measures such as sunscreen and clothing, especially between 10 AM and 4 PM when UV exposure is strongest. March and April also show increased risk with UV Index values of 6 and 7 respectively. Conversely, January and December present lower risk levels, with UV Index values of 2 indicating low exposure and longer potential burn times of 45 minutes. It is essential to monitor UV levels year-round and adjust sun protection strategies accordingly to ensure safety.
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 |
| 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 |
| Unterseen | 2 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |