Last updated: July 2, 2025
Awareness of the UV Index is crucial for residents and visitors in Tananger, Norway, where the coastal climate can lead to varying levels of sun exposure. Understanding UV levels is essential for preventing sunburn and protecting skin health, especially during the sunniest hours of the day when the UV Index can reach up to 6. With Tananger's Cfb climate bringing mild summers, it's important to be mindful of potential UV risks that could affect your skin. Whether you're enjoying outdoor activities or simply soaking up the sun, staying informed about UV levels helps you enjoy the beautiful scenery safely.
The UV Index for the day presents a clear progression of intensity as the hours unfold. Starting off at a manageable 1 at 07:00, the warmth of the sun gradually encourages an increase, reaching 2 by 08:00 and maintaining this level through 09:00. The sun then begins to assert its strength, peaking at 6 from 12:00 to 15:00, indicating a need for sun protection, especially during these midday hours. As the day winds down, the index recedes, dropping to 4 by 17:00 and eventually settling at 2 by 19:00. Be sure to enjoy the sunlight wisely and stay protected during those vibrant afternoon hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 3 | 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 | 5 | moderate | 30 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
The UV Index shows significant seasonal variation, highlighting key months for sun exposure and skin protection. From March to August, the UV Index rises, peaking in June at 7 (high exposure category), which indicates a burn time of just 25 minutes. Visitors and residents should be particularly cautious during the high-risk months of May (UV Index 6), June (UV Index 7), and July (UV Index 6), when the potential for skin damage increases. In contrast, the winter months of January, February, October, November, and December are characterized by a low UV Index (1-2), allowing for longer burn times of up to 45 minutes. To ensure safety during high UV periods, it is advisable to wear protective clothing, apply sunscreen, and seek shade during peak sun hours.
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 |
| 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 |
| Tananger | 1 | 1 | 3 | 4 | 6 | 7 | 6 | 5 | 4 | 2 | 1 | 1 |
| Stavanger UVI | 1 | 1 | 3 | 4 | 6 | 7 | 6 | 5 | 4 | 2 | 1 | 1 |