Last updated: August 1, 2025
In Langeln, Germany, being aware of the UV Index is crucial for maintaining your skin health and preventing sunburn. Understanding UV levels allows residents and visitors alike to protect themselves from harmful ultraviolet rays, especially during peak exposure times. With a Cfb climate characterized by mild summers, the sun can still be deceptively strong, hitting a maximum UV Index of 8 around midday. Familiarizing yourself with these levels ensures you enjoy the sunshine safely while minimizing long-term skin damage.
The UV Index for the day presents a fascinating glimpse into the sun's intensity as it rises. Starting gently at 1 at 07:00, the UV levels gradually climb, reaching 2 by 08:00. As the morning progresses, the intensity peaks sharply, hitting 8 at 13:00, marking the time for maximum sun exposure. A slight decline follows, with values dropping to 7 at 14:00 and easing to 6 by 15:00. The sun begins to retreat after this, bringing the UV Index down to 4 at 17:00, before tapering off to 1 by 19:00. It's a reminder to stay sun-safe, especially during the midday hours when the UV radiation is at its strongest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 4 | 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 exposure varies significantly, with the highest risk months occurring from May to August. During this period, the UV Index peaks at 8, indicating a very high exposure category, particularly in June and July, which results in a reduced burn time of only 15 minutes. Visitors and residents should take precautions during these months by seeking shade, wearing protective clothing, and applying sunscreen regularly. In contrast, the low-risk months from November to February feature a UV Index of 1-2, where an exposure time of 45 minutes is generally safe. As spring approaches, starting in March, the UV levels begin to increase, warranting extra care as the burn time decreases significantly by May. To ensure safety, it is advisable to monitor seasonal UV changes and adjust sun safety practices accordingly.
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 |
| Langeln | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 6 | 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 |