Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors of Janneby, Germany, particularly during the sunniest parts of the day. As the UV Index can reach levels of 8 during midday, being mindful of these levels is vital for preventing sunburn and protecting your skin health, especially for those engaging in outdoor activities. Janneby's Cfb climate brings a mix of wet and temperate weather, yet it also poses unique risks for UV exposure, particularly in the warmer months. By staying aware of the UV Index, you ensure a safer, more enjoyable experience in the sun.
As the sun rises, the UV Index begins its gentle ascent, starting at a modest 1 at 07:00. By 08:00, it nudges up to 2, and as the morning progresses, it reaches 3 by 09:00. The real surge occurs around 10:00, hitting 4 and continuing to climb to a peak of 8 at 13:00. The intensity slightly dips to 7 from 14:00 to 15:00, before gradually descending in the late afternoon: 5 at 16:00, 4 at 17:00, and eventually settling back to 2 by 18:00. As night draws near, the UV Index trends down to a calming 1 at 19:00, reminding us to take care under the midday sun and protect our skin during those high UV 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 | 4 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 7 | high | 25 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, the UV Index illustrates significant seasonal variations that are essential for both visitors and residents to understand. January and February offer low levels of UV exposure (Index 1-2), with burn times of 45 minutes, suggesting minimal risk during these months. As spring approaches, March sees an increase to a moderate level (Index 3, 30 min burn time), followed by more notable rises in April (Index 5) and May (Index 6, 25 min burn time), signaling the onset of high-risk exposure. The peak of UV intensity occurs in June (Index 8, 15 min burn time), where protective measures become crucial, while July and August maintain high exposure levels (Index 6-7, 25 min burn time). Following this, September and October revert to moderate levels (Index 3-5, 30 min burn time), indicating a reduction in risk. Finally, November and December return to low exposure risk, similar to the beginning of the year. Visitors and residents are advised to monitor these UV changes, especially during high-risk months (May through August), and take appropriate precautions such as wearing sunscreen, protective clothing, and seeking shade during peak sun hours for better skin health.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Janneby | 1 | 2 | 3 | 5 | 6 | 8 | 7 | 6 | 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 |