Last updated: June 2, 2025
Understanding the UV Index is essential for residents and visitors in Hellissandur, Iceland, to protect their skin and overall health. With varying UV levels throughout the day, particularly peaking at a moderate level of 5 during midday, being aware of these readings can significantly aid in sunburn prevention and promote long-term skin health. Nestled in a unique ET climate zone, Hellissandur experiences its own set of UV exposure risks; even with cooler temperatures, the sun's rays can still be impactful. Stay informed and enjoy the beautiful landscapes safely!
The UV Index today presents a dynamic shift as the day unfolds. Starting with a gentle introduction at 07:00 with a UVIndex of 1, the intensity gradually increases, reaching a moderate 3 by 09:00. The peak occurs around 12:00 to 15:00, where the index hits a strong 5, reminding us to take those sun safety precautions seriously. As the sun begins its descent, the UV levels gradually decline, dropping to 3 by 17:00 and finishing the day at a cozy 2 after 19:00. Be sure to enjoy the sun responsibly during those peak hours!
| 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 | 4 | moderate | 30 min |
| 12:00 | 5 | moderate | 30 min |
| 13:00 | 5 | moderate | 30 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 | 3 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
The UV Index experiences noticeable seasonal changes, peaking during the summer months. From January to February, the index remains low (1), allowing for a generous burn time of 45 minutes. However, as spring approaches, March sees a slight rise to 2, indicating some caution is necessary. April marks the beginning of moderate exposure with an index of 3 and decreasing burn time to 30 minutes, which continues through September where the index varies between 3 to 5. The high-risk months for sun exposure are May to August, where indices reach 5, necessitating vigilant sun protection. As fall arrives, the index decreases back to lower levels by October, and remains low through December. Visitors and residents should plan outdoor activities accordingly, especially during the high-risk months, ensuring they apply sunscreen and seek shade when UV levels are elevated.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hellissandur | 1 | 1 | 2 | 3 | 5 | 5 | 5 | 4 | 3 | 2 | 1 | 1 |
| Reykjavik UVI | 1 | 1 | 2 | 3 | 5 | 6 | 6 | 4 | 3 | 2 | 1 | 1 |
| Gardabaer UVI | 1 | 1 | 2 | 3 | 5 | 6 | 6 | 4 | 3 | 2 | 1 | 1 |
| Hafnarfjoerdur UVI | 1 | 1 | 2 | 3 | 5 | 6 | 6 | 4 | 3 | 2 | 1 | 1 |
| Kopavogur UVI | 1 | 1 | 2 | 3 | 5 | 6 | 6 | 4 | 3 | 2 | 1 | 1 |
| Akureyri UVI | 1 | 1 | 2 | 4 | 6 | 6 | 5 | 4 | 3 | 2 | 1 | 1 |