Last updated: May 3, 2025
In Grimstad, Norway, understanding the UV Index is crucial for protecting your skin and overall health as you enjoy the outdoors. With UV levels fluctuating throughout the day, being aware of these readings can help you prevent sunburn and long-term skin damage. The local Cfb climate brings mild summers that, while delightful, also present potential risks for overexposure to UV rays, especially during peak hours between 12 PM and 1 PM when the UV Index can reach 6. Equip yourself with the knowledge to stay safe and savor the beauty of Grimstad while prioritizing your skin health!
Get ready for a day of sunshine with varying UV Index levels! Starting off with a low of 1 at 07:00 and remaining steady until 09:00, the day begins gently. As the sun climbs higher, temperatures peak at 12:00 with a UV Index of 5. The highest exposure occurs at 13:00, reaching 6, prompting sun safety precautions to protect your skin. The intensity then gradually decreases, settling back to a 4 at 16:00 and tapering off to 2 by 18:00. By 19:00, the index returns to a safe 1, allowing for a relaxed evening. Remember to apply sunscreen and wear protective clothing during peak hours to enjoy the beautiful day ahead!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 3 | moderate | 30 min |
| 11:00 | 4 | moderate | 30 min |
| 12:00 | 5 | moderate | 30 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 5 | moderate | 30 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 notable seasonal changes impacting both residents and visitors. From January to February, the UV Index remains low (1-2), allowing for a burn time of 45 minutes, making skin protection less critical. March and April see a moderate rise (UV Index 3-4) with a reduced burn time of 30 minutes, suggesting that some protective measures are advisable during outdoor activities. The risk peaks in the high-risk months of May through August, where the UV Index reaches between 6 and 7, and burn time drops to just 25 minutes—strongly advising the use of sunscreen, protective clothing, and hats. As the year transitions into September with a moderate UV Index (4), and then back to low levels from October to December (1-2), residents should be reminded that vigilance is key during these warmer months to avoid skin damage while enjoying the outdoors.
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 |
| Grimstad | 1 | 2 | 3 | 4 | 6 | 7 | 7 | 6 | 4 | 2 | 1 | 1 |