Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Grabowhoefe, Germany, where the temperate climate brings both beauty and risk under the sun. As UV radiation levels shift throughout the day, being aware of these changes helps residents prevent sunburn and protect their skin health from long-term damage. With peak UV levels ranging from 4 to 7 between 10 AM and 3 PM, it’s important to take proper precautions when enjoying the outdoors. By staying informed about the UV Index, you'll be better equipped to relish Grabowhoefe’s sunny days while safeguarding your skin from harmful effects.
As the sun rises, the UV Index (UVI) begins its ascent, starting with a mild level of 1 at 7:00 AM. By 9:00 AM, it reaches a level 3, indicating an increase in solar intensity. The real peak occurs at noon when the UVI hits a robust 7, representing the highest risk for harm from unprotected sun exposure. This high intensity persists until 3:00 PM, when it gradually recedes to a level of 6. As the afternoon wanes, the UVI dips further, dropping to 5 at 4 PM and finally back to a gentle 1 by 7 PM, allowing for a safe and comfortable evening. Remember, the hours between 10 AM and 3 PM mark the most crucial times for sun safety!
| 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 | 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 |
The UV Index exhibits notable seasonal changes throughout the year. During the winter months of January and February, the UV levels are relatively low (1-2), allowing for a safer exposure time of up to 45 minutes without significant risk of sunburn. Come March and April, UV levels rise to a moderate range (4-5), with burn times decreasing to 30 minutes. The summer months of May through August represent the highest risk, with UV Index values peaking at 8 in June, indicating very high exposure risk, where a burn can occur in as little as 15 minutes. Even in July and August, the UV Index remains high (7-6), necessitating caution with sun exposure. As autumn arrives, the UV Index drops back down, with moderate levels in September and October, allowing for longer burn times of 30 minutes. The low-risk months return in November and December, with a UV Index of 1-2. Visitors and residents should be especially vigilant during the high-risk months of May through August, applying sunscreen, wearing protective clothing, and seeking shade to minimize the risk of sunburn and skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Grabowhoefe | 1 | 2 | 4 | 5 | 7 | 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 |