Last updated: June 2, 2025
Staying informed about the UV Index in Grong, Norway, is essential for ensuring your skin's health and well-being. Understanding UV levels can aid in sunburn prevention and reduce long-term skin damage, especially during the region's sunny days. In Grong's Dfc climate zone, where summer sun can elevate UV exposure risks, knowing when to take precautions is crucial. With the UV Index peaking at 6 during midday (from 12:00 PM to 2:00 PM), it's vital to embrace sun safety measures, so you can enjoy the outdoors while protecting your skin.
The UV Index throughout the day presents a clear peak in intensity, rising steadily from a gentle 1 at 07:00 to an assertive maximum of 6 between 12:00 and 14:00. This midday surge emphasizes the importance of sun protection, as the index then gracefully descends back to 1 by 19:00. From 08:00 to 11:00, values increase moderately, showcasing an inviting morning glow, while midday hours certainly warrant caution as the sun reaches its zenith. After 15:00, a gradual decline signals a retreat of UV intensity, allowing a more relaxed late afternoon. Armed with this timely information, outdoor enthusiasts can plan their activities with sun safety in mind!
| 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 | 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, the UV Index exhibits noticeable seasonal changes that impact exposure risk for both visitors and residents. From January to February, the UV Index remains low at 1, allowing for safe outdoor activities with a burn time of 45 minutes. As spring approaches, March to April sees an increase to a moderate UV Index of 3 and 4 respectively, with a reduced burn time of 30 minutes. The high-risk months are June and July, when the UV Index peaks at 6, necessitating caution as burn time drops to just 25 minutes. In late summer, the UV Index decreases to 4 in August and 3 in September, returning to moderate levels, followed by a return to low levels from October to December with a UV Index of 1 and a burn time of 45 minutes. Visitors and residents should wear sunscreen and protective clothing during moderate to high UV Index months, particularly in summer, to minimize the risk of skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Grong | 1 | 1 | 3 | 4 | 5 | 6 | 6 | 4 | 3 | 2 | 1 | 1 |
| 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 |