Last updated: May 3, 2025
Understanding the UV Index is essential for residents and visitors in Sogndal, Norway, where varying levels of sun exposure can significantly impact skin health and well-being. With UV levels peaking at 6 during the sunniest hours, awareness of these fluctuations can help prevent painful sunburns and long-term skin damage. Sogndal's cool temperate climate (Dfc) presents unique UV exposure risks, especially during the summer months when even mild sunlight can be deceivingly potent. Stay informed and protect yourself to enjoy the beautiful Norwegian outdoors safely!
The UV Index throughout the day exhibits a clear pattern, peaking during the midday hours. Starting at 1 at 07:00, it gradually climbs to 2 by 08:00 and stays steady until 09:00. A significant rise occurs at 10:00, reaching 3, before hitting 5 at both 11:00 and 12:00. The highest intensity comes at 13:00 and 14:00, where the UV Index reaches a robust 6—indicating a need for sun protection during these hours. As the afternoon wears on, the index begins to taper off, dropping to 5 at 15:00, then 4 at 16:00, and further declining to 3 by 17:00. Finally, the evening brings a gentle decline, with the index falling to 2 at 18:00 and retreating to 1 by 19:00. Overall, it's essential to stay cautious around midday, when solar rays are at their strongest!
| 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 | 5 | moderate | 30 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV exposure varies significantly, with the highest risk months occurring from May to July, when the UV Index reaches a peak of 7. During these months, categorized as high exposure, the recommended burn time is only 25 minutes, necessitating protective measures such as sunscreen and clothing. As spring transitions into summer, the UV Index climbs from moderate (3-5) in March and April to high, before tapering back to moderate levels in August and September. By October through December, the UV Index drops to low (1-2), allowing for more extended periods outdoors without immediate sun protection. Visitors and residents should remain vigilant during the peak months and take appropriate precautions to safeguard against harmful UV exposure.
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 |
| Stavanger UVI | 1 | 1 | 3 | 4 | 6 | 7 | 6 | 5 | 4 | 2 | 1 | 1 |
| Sogndal | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |