Last updated: July 2, 2025
Awareness of the UV Index is crucial for residents of Alt-Sanitz, Germany, especially during the summer months when sun exposure can lead to serious health risks. Understanding UV levels not only helps in preventing sunburn but also plays a vital role in protecting your skin from long-term damage. Alt-Sanitz, with its temperate maritime climate (Cfb), sees varying UV exposure throughout the day, peaking between 12:00 PM and 2:00 PM when the index can reach levels of 7. By staying informed about local UV forecasts, you can enjoy the outdoors safely while safeguarding your skin health.
As the day unfolds, the UV Index begins at a modest 1 at 7:00 AM, indicating low sun exposure. By 9:00 AM, it rises to a 3, signaling a gentle increase in UV rays. The sun reaches its peak intensity around noon, with the index hitting 7—a reminder to stay protected. From 12:00 PM to 2:00 PM, the index holds steady at this elevated level, ideal for sun safety measures. As the afternoon progresses, the UV Index gradually declines: 6 at 3:00 PM, then tapering to 2 by 6:00 PM, and finally back to 1 by 7:00 PM. It’s a clear reminder that while the sun’s power peaks early in the day, it’s essential to stay aware of UV exposure throughout.
| 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 | 6 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index exhibits notable seasonal changes throughout the year. During the winter months of January and February, the UV levels are relatively low (1-2), allowing for a safer exposure time of up to 45 minutes without significant risk of sunburn. Come March and April, UV levels rise to a moderate range (4-5), with burn times decreasing to 30 minutes. The summer months of May through August represent the highest risk, with UV Index values peaking at 8 in June, indicating very high exposure risk, where a burn can occur in as little as 15 minutes. Even in July and August, the UV Index remains high (7-6), necessitating caution with sun exposure. As autumn arrives, the UV Index drops back down, with moderate levels in September and October, allowing for longer burn times of 30 minutes. The low-risk months return in November and December, with a UV Index of 1-2. Visitors and residents should be especially vigilant during the high-risk months of May through August, applying sunscreen, wearing protective clothing, and seeking shade to minimize the risk of sunburn and skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hamburg UVI | 1 | 2 | 3 | 5 | 7 | 8 | 7 | 7 | 5 | 3 | 2 | 1 |
| Alt-Sanitz | 1 | 2 | 4 | 5 | 7 | 8 | 7 | 6 | 5 | 3 | 2 | 1 |
| Berlin UVI | 1 | 2 | 4 | 5 | 7 | 8 | 7 | 7 | 5 | 3 | 2 | 1 |
| Koeln UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 4 | 2 | 1 |
| Frankfurt am Main UVI | 2 | 3 | 4 | 5 | 8 | 8 | 8 | 7 | 5 | 4 | 2 | 1 |
| Munich UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 1 |