Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Aas, Norway, a community nestled in a Dfc climate zone characterized by cool temperatures and varying daylight. As UV levels fluctuate throughout the day, awareness of these levels plays a vital role in preventing sunburn and maintaining skin health. During peak hours, particularly around noon when the index reaches up to 6, even those with fair complexions can be at risk of overexposure. By staying informed about the UV Index, you can enjoy the beauty of Aas's outdoors while protecting yourself from the harmful effects of UV radiation.
With the sun rising at 07:00, the UV Index starts at a modest 1, perfect for a leisurely morning outdoors. As the day progresses, the intensity ramps up, peaking at 12:00 with a robust 6, indicating that sun protection is essential. From 10:00 to 15:00, the index remains consistently high at 6, urging those outside to seek shade and wear sunscreen. As the afternoon slips into evening, the UV levels begin to taper off, dropping to 4 by 16:00, and then gradually declining to 2 by 19:00. It’s a clear reminder that while the sun may be inviting, staying mindful of UV exposure can keep your skin safe throughout the day!
| 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 | 5 | moderate | 30 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 2 | low | 45 min |
Throughout the year, UV levels exhibit notable seasonal changes that are crucial for both visitors and residents to understand. During the winter months (January to February), the UV Index remains low at 1, with a safe burn time of 45 minutes. As spring approaches, March and April see a moderate increase to an index of 3 and 4 respectively, with reduced burn times of 30 minutes. The high-risk months are May through July, when the UV Index peaks at 6, indicating a high exposure category and a burn time of only 25 minutes. As summer transitions to fall, the UV levels gradually decline, with August to September returning to moderate levels before dropping to low at October to December. Visitors and residents should take precautionary measures, especially during the high UV months, such as applying sunscreen, wearing protective clothing, and seeking shade during peak hours to minimize skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trondheim UVI | 1 | 1 | 2 | 4 | 5 | 6 | 6 | 5 | 3 | 2 | 1 | 1 |
| Aas | 1 | 1 | 3 | 4 | 6 | 6 | 6 | 5 | 4 | 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 |