Last updated: July 2, 2025
Understanding the UV Index is crucial for the residents of Valchidol, Bulgaria, where the sun’s rays can be deceptively strong, especially during peak hours. By keeping an eye on UV levels, you can significantly reduce the risk of sunburn and maintain healthier skin over time. With a Cfa climate that brings plenty of sunshine, Valchidol experiences elevated UV exposure, particularly from 11 AM to 3 PM when UV indices can soar to levels of 9. Embracing UV Index awareness prepares you for safer outdoor activities, ensuring you enjoy the beautiful Bulgarian weather while protecting your skin!
As the sun rises, the UV Index begins its journey, starting low at 1 at 07:00 AM and gradually climbing. By 09:00 AM, it hits 3, but the real intensity kicks in by 12:00 PM, peaking at an impressive 8. The UV levels reach their zenith at 1:00 PM and 2:00 PM, where they maintain a high of 9, urging sun-seekers to take precautions. As the afternoon fades, the index gradually declines, dropping to 5 by 4:00 PM and further to 4 at 5:00 PM. As evening approaches, the index settles back down to a gentle 1 by 7:00 PM. It’s a vivid reminder of the sun’s strength—safety and sun protection are key 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 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the seasons change, so do the UV index levels, which can significantly affect sun exposure for visitors and residents. January and December show low UV levels (Index 2), allowing for 45 minutes of safe exposure. However, as spring progresses, March and April enter the high category (Index 6-7), reducing safe burn time to 25 minutes. The summer months of May through August are particularly risky, with very high UV levels (Index 8-9) and a burn time dropping to just 15 minutes. As autumn approaches, September's UV index decreases to high (Index 7), allowing for 25 minutes of exposure, followed by moderate levels in October and November (Index 3-4), where safe burn times extend to 30 minutes. Residents and visitors are advised to monitor the UV index closely, especially between May and August, and take appropriate sun protection measures, including wearing sunscreen, hats, and protective clothing during high-risk months.
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 |
| Valchidol | 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 |