Last updated: June 2, 2025
In Rentweinsdorf, Germany, understanding the UV Index is crucial for maintaining skin health and preventing sunburn, especially during the warm months. The UV levels here can reach a peak of 8 around midday, highlighting the importance of taking protective measures when enjoying the sunny local climate. With its Cfb climate zone, residents and visitors alike need to be aware of the risks associated with heightened UV exposure, ensuring that they safeguard their skin while making the most of the beautiful outdoors. Stay informed about the UV Index to help protect yourself and others from harmful effects of the sun!
The hourly UV Index data reveals a fascinating story of sun exposure throughout the day. Starting at 1 at 07:00, the index steadily climbs to 8 by 12:00, reaching its peak intensity during the peak sun hours from 12:00 to 14:00. Here, the UV levels maintain a high 8, urging sun lovers to take precautions against harmful rays. As the afternoon transitions into the evening, the index gradually declines, tapering off to 4 by 17:00, and finally sinking back to 1 by 19:00. This data makes it clear: the sun's reach is strongest mid-day, and mindful sun safety is essential for those enjoying outdoor activities during these hours.
| 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 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels exhibit significant seasonal fluctuations, impacting the risk of overexposure to sunlight. January and February maintain a low UV Index of 2, allowing for a safe burn time of 45 minutes. However, as we transition into March, the UV Index rises to 4 (moderate), shortening the safe burn time to 30 minutes. The real risk begins in April and peaks from May to July, where the UV Index reaches 8 (very high), necessitating precautionary measures with a mere 15 minutes of safe sun exposure. While August and September still present high levels (UV Index of 7 and 6 respectively), burn times increase slightly to 25 minutes. As autumn sets in, October sees a reduction to a moderate UV Index of 4 again, before declining to 2 and 1 in the final months of the year (November and December), where sun exposure is considered low risk. Visitors and residents should remain vigilant from April through September, employing sunscreen, protective clothing, and seeking shade during peak sunlight hours, especially on high-risk months when the UV Index exceeds 6.
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 |
| Frankfurt am Main UVI | 2 | 3 | 4 | 5 | 8 | 8 | 8 | 7 | 5 | 4 | 2 | 1 |
| Rentweinsdorf | 2 | 2 | 4 | 6 | 8 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Munich UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 1 |