Last updated: July 2, 2025
Understanding the UV Index is essential for residents of Blagoevgrad, Bulgaria, particularly as the region's climate can lead to significant sun exposure risks. With the UV levels generally reaching their peak between 11:00 AM and 3:00 PM, vigilance is crucial for sunburn prevention and maintaining overall skin health. By being aware of the daily UV Index, you can take appropriate precautions to protect yourself and your loved ones from harmful rays, especially during the summer months when Blagoevgrad experiences its highest UV exposure. Stay informed, stay protected, and enjoy the beautiful Bulgarian sunshine safely!
The UV Index for the day showcases a striking ascent in intensity, peaking during the afternoon hours. Starting from a low of 1 at 07:00 and 08:00, the index swiftly climbs to reach 3 by 09:00. By 10:00, it escalates to a moderate 5, but the real surge occurs between 11:00 and 14:00, hitting a maximum of 10—indicating a high risk of harm from unprotected sun exposure. As the day progresses, the UV Index gradually drops, retracting to 4 by 17:00 and further declining to 1 by 19:00. It's crucial to stay protected during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels fluctuate significantly, with marked increases from late winter to summer. January starts with a low UV Index of 2, indicating minimal risk, but by March, the index rises to 7, marking a transition to high risk. The most critical months for UV exposure are April through August, where the index peaks at 10, classifying them as having very high risk for sunburn, with a burn time as short as 15 minutes. September maintains a high index of 8, before gradually declining to 4 in November and 2 in December. Visitors and residents are strongly advised to take precautions during the high-risk months, particularly from April to August; this includes seeking shade, wearing protective clothing, and applying sunscreen regularly to minimize the risk of skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ruse UVI | 2 | 4 | 6 | 7 | 8 | 9 | 9 | 9 | 7 | 5 | 3 | 2 |
| Varna UVI | 2 | 4 | 6 | 7 | 8 | 9 | 9 | 9 | 7 | 5 | 3 | 2 |
| Burgas UVI | 2 | 4 | 6 | 7 | 9 | 9 | 9 | 9 | 7 | 5 | 3 | 2 |
| Plovdiv UVI | 2 | 4 | 6 | 8 | 9 | 10 | 9 | 9 | 7 | 6 | 3 | 2 |
| Sofia UVI | 2 | 4 | 7 | 7 | 9 | 10 | 10 | 9 | 7 | 6 | 3 | 2 |
| Blagoevgrad | 2 | 4 | 7 | 8 | 9 | 10 | 10 | 9 | 8 | 6 | 4 | 2 |