Last updated: July 2, 2025
In Bloenduos, Iceland, being aware of the UV Index is crucial for protecting your skin from harmful ultraviolet radiation. Understanding UV levels helps in preventing sunburn and promoting long-term skin health, as even in this colder climate, UV exposure can be deceptive. With typical UV Index levels peaking at 5 around midday during the summer, residents and visitors alike must stay informed about local UV risks, especially when engaging in outdoor activities. By keeping an eye on the UV Index, you can enjoy Iceland's stunning landscapes while safeguarding your skin.
As the sun rises, the UV Index begins its ascent, starting at a mild 1 at 07:00. By 08:00, it climbs to a 2, signaling the need for a bit of caution. The UV intensity peaks at 5 from 12:00 to 15:00, a crucial time when protective measures are essential for outdoor activities. After this midday high, the index gradually declines, reaching 4 by 16:00 and dropping back to 2 by 19:00. This hourly progression highlights the importance of being sun-smart, especially during those peak hours when the UV rays are at their strongest. Stay safe and enjoy the sunshine!
| 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 | 3 | 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 | 2 | low | 45 min |
| 19:00 | 2 | low | 45 min |
Throughout the year, UV Index levels demonstrate significant seasonal variation, indicating a need for careful sun protection. From January to March, the UV Index remains low (1-2), allowing for up to 45 minutes of safe sun exposure without risk. As spring arrives in April and May, the UV Index rises to moderate levels (3-5), with recommended burn times decreasing to 30 minutes. The summer months of June and July present the highest risk with a peak UV Index of 6; during this period, safe exposure time drops to 25 minutes. While August and September see a gradual decrease, the UV Index remains moderate (4-3), requiring continued vigilance. The fall and winter months of October through December return to low levels (1-2), with burn times extending back to 45 minutes. Visitors and residents should take precautions, especially during the high-risk months of June and July, by wearing sunscreen, protective clothing, and seeking shade during peak hours to safeguard against UV exposure.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bloenduos | 1 | 1 | 2 | 3 | 5 | 6 | 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 |