Last updated: June 2, 2025
In Gratangen, Norway, being aware of the UV Index is crucial for ensuring skin health throughout the year. The UV Index provides essential insights into the sun's intensity, helping residents and visitors understand when they are most at risk of sunburn and long-term skin damage. In this Dfc climate zone, where summer days can feature moderate to high UV exposure, knowing the UV levels is vital for outdoor safety. Typically, UV levels peak around midday, so keeping an eye on these readings not only aids in burn prevention but also supports overall skin health and wellbeing. Stay informed and enjoy the beautiful sun-drenched days in Gratangen responsibly!
As the sun rises, the UV Index starts off at a mild 2 at 7:00 AM, gradually increasing throughout the morning. By 10:00 AM, it reaches a moderate 4, peaking at a solid 5 from 11:00 AM to 2:00 PM, indicating a great need for sun protection during these hours. As the afternoon wears on, the intensity begins to wane, with levels dropping back to 4 by 3:00 PM, and further decreasing to 3 at both 4:00 PM and 5:00 PM. By 6:00 PM, the index falls to 2, and finally settles at just 1 as twilight approaches at 7:00 PM. It's a day characterized by a peak UV exposure during midday, reminding everyone to stay safe in the sun!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 5 | moderate | 30 min |
| 13:00 | 5 | moderate | 30 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The seasonal UV changes indicate that UV exposure is generally low during the winter months (January through March), with an index of 1 and a burn time of 45 minutes. As spring arrives, the UV Index begins to rise, reaching moderate levels (3 to 5) from April through August, with the highest risk months in June and July, where the index peaks at 5 and the burn time shortens to 30 minutes. September sees a slight decline, but the index remains moderate. By late fall and winter (October through December), UV levels drop back to low, allowing for safer sun exposure with a burn time of 45 minutes. Visitors and residents are advised to be especially cautious during the summer months when UV exposure is most intense; sunscreen, protective clothing, and limiting time in direct sunlight are highly recommended to mitigate the risks of sunburn and skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gratangen | 1 | 1 | 2 | 3 | 4 | 5 | 5 | 4 | 3 | 1 | 1 | 0 |
| Trondheim UVI | 1 | 1 | 2 | 4 | 5 | 6 | 6 | 5 | 3 | 2 | 1 | 1 |
| Bergen UVI | 1 | 1 | 3 | 4 | 5 | 7 | 6 | 5 | 4 | 2 | 1 | 1 |
| Oslo UVI | 1 | 2 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |
| Drammen UVI | 1 | 2 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |
| Stavanger UVI | 1 | 1 | 3 | 4 | 6 | 7 | 6 | 5 | 4 | 2 | 1 | 1 |