Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Gandrup, Denmark, where sun exposure can significantly impact skin health and increase the risk of sunburn. As you enjoy the vibrant outdoor activities that our Cfb climate provides, it's essential to stay informed about daily UV levels. With peak UV Index values reaching up to 7 around midday, taking proactive measures against harmful rays is vital for your long-term skin health. By monitoring the UV Index, you can better protect yourself and your loved ones from overexposure while making the most of our beautiful sunny days.
The UV Index starts off mildly low at 1 at 7:00 AM, gradually climbing throughout the morning. By 10:00 AM, it reaches a moderate 4, with significant exposure risk beginning around 11:00 AM as it spikes to 6. The highest levels occur from 12:00 PM to 2:00 PM, maintaining a strong 7 during peak hours—perfect for sun enthusiasts but a cause for caution. As the afternoon progresses, the index gradually declines, dropping to 4 by 5:00 PM and further down to 1 by 7:00 PM. This reveals a clear pattern: the midday sun offers the greatest intensity, so sun safety measures are crucial during those 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 | 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 |
Throughout the year, the UV Index experiences notable seasonal changes, peaking from late spring to summer. High-risk months for UV exposure are May through August, with the UV Index reaching as high as 7 during June and July, necessitating increased caution for both visitors and residents. In these months, the burn time decreases significantly to just 25 minutes, indicating the need for protective measures such as sunscreen and clothing. As the seasons transition into fall and winter, UV levels drop, with January, February, October, November, and December classified as low-risk months, allowing for longer exposure times of 45 minutes without significant risk. Overall, it is crucial for everyone to be aware of these fluctuations and to take appropriate precautions, particularly during the higher risk months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Aalborg UVI | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 5 | 2 | 1 | 1 |
| Gandrup | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 5 | 2 | 1 | 1 |
| Arhus UVI | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 1 | 1 |
| Frederiksberg UVI | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 1 | 1 |
| Copenhagen UVI | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 1 | 1 |
| Odense UVI | 1 | 2 | 3 | 5 | 6 | 8 | 7 | 6 | 5 | 3 | 2 | 1 |