Last updated: June 2, 2025
Understanding the UV Index in Nanortalik, Greenland, is vital for promoting skin health and preventing sunburn, especially during the sunniest months. With UV levels peaking between 11:00 AM and 2:00 PM, reaching as high as 7, awareness of these fluctuations is essential for residents and visitors alike. Given Nanortalik's polar climate, where clear and sunny days can be deceptively intense, being informed about UV exposure risks helps individuals take necessary precautions to protect their skin while enjoying the stunning Arctic landscapes. So, whether you're exploring the rugged terrain or relaxing under the midnight sun, knowing the UV Index can safeguard your health.
As the day unfolds, the UV Index rises steadily, starting from a mild 1 at 07:00. By 09:00, it reaches 3, marking the beginning of increased sun exposure. At 10:00, the index escalates to 4, and by 11:00, it hits 6, indicating a peak in intensity. The highest UV levels occur at 13:00 and 14:00 with a sharp 7, suggesting it's prime time for protective measures. As the afternoon progresses, the index gradually declines, falling to 5 by 16:00 and 3 by 17:00. As the sun sets, the index drops back to 1 by 19:00, offering a gentle reminder of the sun's power throughout the day. Remember to stay safe and embrace those UV rays wisely!
| 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 | 6 | high | 25 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 5 | 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 levels exhibit significant seasonal fluctuations, with high-risk months typically occurring from April to August. During this period, the UV Index peaks at 6 or 7, categorizing exposure as high and reducing safe burn time to 25 minutes. Notably, May and June are particularly critical months where precautions are essential. In contrast, the winter months of January, February, October, November, and December present a low UV Index of 1 or 2, allowing for ** longer safe exposure times** of up to 45 minutes. To ensure safety and health, visitors and residents are advised to monitor UV levels closely, especially during high-risk months, and to utilize protective measures such as sunscreen, sunglasses, and protective clothing when spending extended time outdoors.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ilulissat UVI | 1 | 1 | 2 | 3 | 4 | 5 | 4 | 4 | 3 | 1 | 1 | 0 |
| Aasiaat UVI | 1 | 1 | 2 | 3 | 4 | 5 | 4 | 4 | 3 | 1 | 1 | 0 |
| Sisimiut UVI | 1 | 1 | 2 | 4 | 5 | 6 | 5 | 4 | 3 | 2 | 1 | 1 |
| Nuuk UVI | 1 | 1 | 3 | 5 | 6 | 7 | 5 | 5 | 3 | 2 | 1 | 1 |
| Qaqortoq UVI | 1 | 2 | 3 | 5 | 6 | 7 | 6 | 5 | 4 | 2 | 1 | 1 |
| Nanortalik | 1 | 2 | 3 | 5 | 6 | 7 | 6 | 5 | 4 | 2 | 1 | 1 |