Last updated: May 3, 2025
Understanding the UV Index in Altenkirchen, Germany, is essential for protecting your skin and overall health, especially as UV radiation can cause sunburn and long-term skin damage. Knowing UV levels helps residents and visitors make informed decisions about sun exposure and necessary precautions. Located in a Cfb climate zone, Altenkirchen experiences variable weather patterns, yet during peak hours—particularly from 12:00 to 14:00—the UV Index can soar to 7, indicating a high risk of harm from unprotected sun exposure. Stay informed to enjoy the sunshine safely while safeguarding your skin!
As the sun rises, the UV Index remains low, starting at 1 at 07:00 and 08:00, making it a gentle time to venture outdoors. By 09:00, it ramps up to 3, signaling the beginning of the day’s peak sun exposure. 10:00 sees a rise to 4, and things heat up significantly by 11:00 with a UV Index of 5. The highest point peaks at 12:00, 13:00, and 14:00 with a striking 7, urging everyone to take precautions. As the afternoon progresses, the UV Index gradually declines to 6 by 15:00, and continues to drop to 3 by 17:00. Finally, it winds down for the evening, returning to 2 at 18:00 and settling back to 1 by 19:00, indicating that the sun is setting and the day’s harshest rays are behind us. Enjoy the outdoors, but don’t forget your sunscreen during those midday hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 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 | 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 |
Throughout the year, UV Index values fluctuate significantly, indicating varying levels of sun exposure risk. The high-risk months are from May to August, where the UV Index reaches its peak at 7-8, classifying them as high to very high exposure. Specifically, June and July present the greatest risk, with a burn time of only 15 minutes. In contrast, the winter months (January, February, November, and December) show a low exposure category with UV Index values of 1-2, allowing for longer safe sun exposure (up to 45 minutes). To ensure safety, it is advisable for visitors and residents to take protective measures during the high UV months, such as wearing sunscreen, protective clothing, and seeking shade, especially during midday hours.
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 |
| 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 |
| Altenkirchen | 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 |