Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Wremen, Germany, where the maritime climate can lead to varying UV exposure levels throughout the day. With peak UV levels reaching 7 during midday hours, awareness of these fluctuations is essential for preventing sunburn and promoting long-term skin health. As the sun shines brightly over the picturesque surroundings, knowing how to protect yourself from harmful UV rays becomes vital. By staying informed about the UV Index, you can enjoy the natural beauty of Wremen while safeguarding your skin against potential risks.
At dawn, the UV Index begins gently at 1 by 7:00 AM, ideal for a leisurely start. As the sun rises higher, the intensity increases, reaching 2 by 8:00 AM and climbing steadily to 4 by 10:00 AM. By 11:00 AM, it peaks at 5, signaling the sun’s growing strength. The afternoon sees an impressive UV index of 7 at 12:00 PM, maintaining this level until 2:00 PM—a prime time for outdoor activities, but remember to protect your skin! As the day winds down, the index gradually declines, dropping to 6 at 3:00 PM and then tapering off to 4 by 5:00 PM, finally falling back to 2 by 6:00 PM and 1 again at 7:00 PM. It becomes clear: while midday brings the most sun strength, the shifting UV conditions throughout the day remind us to stay safe and enjoy the great outdoors responsibly!
| 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 | 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 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the year progresses, the UV Index experiences significant seasonal changes, with the highest risk for sun exposure typically occurring from May to August. During this period, particularly in June, the UV Index peaks at 8, indicating a very high risk, where the burn time is reduced to just 15 minutes. In contrast, the UV Index starts low in the winter months, such as January and December at just 1, representing a low risk that allows for longer exposure times of 45 minutes without serious sunburn. Residents and visitors should be particularly vigilant during the high-risk months and take necessary precautions, such as wearing sunscreen, protective clothing, and seeking shade during peak hours to minimize the risk of UV-related harm.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wremen | 1 | 2 | 3 | 5 | 7 | 8 | 7 | 7 | 5 | 3 | 2 | 1 |
| 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 |
| Munich UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 1 |