Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Mechernich, Germany, where the climate fosters a mix of sunny and overcast days. Being aware of UV levels protects against sunburn and long-term skin damage, making it essential for maintaining your skin health. With peak UV indices often reaching 8 during the midday hours, the risk of overexposure increases significantly. Given Mechernich's Cfb climate, which offers moderate temperatures and consistent daylight, knowledge of UV exposure can help you enjoy the sun safely while minimizing harmful effects. Stay informed, stay protected!
As the sun rises, the UV Index begins at a mild 1 during the early hours (07:00 and 08:00), making it a safe start for morning activities. However, the intensity ramps up quickly, peaking at 8 between 13:00 and 14:00—a critical time where sun protection is essential. From 10:00 onward, the index steadily climbs to reach its midday high of 7 at 12:00, signaling the strongest UV exposure. As the day progresses, levels gradually decrease, dipping to 4 by 17:00 and returning to a safer 1 by 19:00. Stay vigilant during the peak hours for your skin’s safety!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | 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 | 8 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
The UV Index demonstrates significant seasonal variations, indicating changes in sun exposure risk throughout the year. From January to April, the UV levels remain low to moderate, with the highest burn time of 45 minutes in January and November. However, the risk escalates markedly in May and June, where UV Index values reach 8 and 9 respectively, categorizing these months as very high risk, with a drastically reduced burn time of just 15 minutes. The summer months of July and August maintain high levels of UV exposure, registering UV indices of 8 and 7. As fall approaches, the UV Index gradually declines, with October recording a moderate level, and finally tapering back to low levels in November and December. Visitors and residents should exercise caution, particularly during the high-risk months of May through August, by applying sunscreen, wearing protective clothing, and seeking shade during peak hours to minimize the potential for skin damage.
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 |
| Mechernich | 2 | 3 | 4 | 5 | 8 | 9 | 8 | 7 | 6 | 4 | 2 | 1 |
| Munich UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 1 |