Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors of Sankt Martin, Germany, as it plays a vital role in protecting skin health and preventing sunburn. With its temperate climate, Sankt Martin experiences varying UV levels throughout the day, peaking around noon with a UV Index of 8. By being aware of these levels, you can take proactive measures to safeguard your skin from harmful rays, especially during those sunny summer days. Don't let the sun's intensity catch you off guard—know the UV Index and enjoy the outdoors safely!
The UV Index throughout the day reveals a distinct pattern of increasing intensity as the sun rises. At 07:00, the index starts at a mild 1, gradually climbing to 2 by 08:00. As the day progresses, the intensity ramps up, peaking at an impressive 8 during the hours of 13:00 and 14:00—a clear indication that midday sun is at its most potent. After this height, the index begins to descend, dropping back to 6 at 16:00, and later settling at a more manageable 1 by 19:00. This hourly data clearly underscores the importance of sun protection during the midday hour for outdoor activities.
| 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 | 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 |
As the seasons change, so do UV levels, significantly affecting both residents and visitors. Starting the year, January and November present a low UV Index (2), with a burn time of 45 minutes, making outdoor activities safer. Moving into February and March, the UV Index rises to 3 and 4 respectively, indicating a moderate risk with burn times of 30 minutes. The high-risk months begin in April with an Index of 6, decreasing burn time to 25 minutes, and peak in May and June where the Index reaches 8 and 9, categorized as very high, and necessitating protective measures within just 15 minutes of sun exposure. July and August maintain a very high level at 8 and 7 respectively, but with slightly longer burn times of 15 and 25 minutes. As summer wanes into September and October, the risk decreases, yet still stays notable at 6 and 4 with 25 and 30-minute burn times. Finally, the year rounds off with December, where UV levels drop to a low Index of 1, allowing for 45 minutes of safer outdoor exposure. To ensure safety, it is crucial for everyone to take appropriate sun protection measures, especially during the high-risk months from April to August.
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 |
| Sankt Martin | 2 | 3 | 4 | 6 | 8 | 9 | 8 | 7 | 6 | 4 | 2 | 1 |
| Munich UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 1 |