Last updated: July 2, 2025
Understanding the UV Index is crucial for Derazhnya, Ukraine, where the Dfb climate brings both beautiful summers and potential sun exposure risks. With UV levels reaching a peak of 8 from noon to 2 PM, awareness of these levels can be a vital line of defense against sunburn and long-term skin health issues. As residents and visitors enjoy the sunny days, recognizing when the UV index is high can aid in taking appropriate precautions, ensuring a safer and more enjoyable outdoor experience. Stay vigilant and protect your skin as you embrace the warmth of Derazhnya!
The UV index throughout the day reveals a fascinating pattern of sun intensity. Early risers will notice a gentle start at 1 around 7:00 AM, gradually climbing to a moderate 3 by 9:00 AM. As the sun reaches its peak, the index hits 6 at 11:00 AM, escalating to an impressive 8 from 12:00 PM to 2:00 PM—the height of solar exposure. After this, the UV levels begin to wane, dropping to 7 at 3:00 PM, and further decreasing to moderate numbers of 5, 3, and 2 as the sun sets, concluding the day with a calm 1 at 7:00 PM. Remember, during the peak hours, sun safety is crucial!
| 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 | 6 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 7 | 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 experience significant fluctuations, with high-risk months identified as April through August, during which the UV Index can reach as high as 8 and fall within the very high exposure category. Specifically, June and July are the peak months for UV exposure, requiring extra caution as the burn time shortens to just 15 minutes. In contrast, January, November, and December present the lowest UV indices, categorized as low exposure, allowing for safer outdoor activities with extended burn times of 45 minutes. To ensure safety, visitors and residents should remain vigilant in high-risk months, applying sunscreen, wearing protective clothing, and seeking shade during peak hours, while enjoying the more forgiving UV levels during the winter months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Kyiv UVI | 2 | 2 | 4 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Kharkiv UVI | 2 | 2 | 4 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Derazhnya | 2 | 3 | 4 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Dnipro UVI | 2 | 3 | 5 | 6 | 7 | 8 | 8 | 8 | 6 | 4 | 2 | 1 |
| Donetsk UVI | 2 | 3 | 5 | 6 | 8 | 9 | 8 | 8 | 6 | 4 | 2 | 1 |
| Odessa UVI | 2 | 3 | 5 | 7 | 8 | 9 | 8 | 8 | 7 | 4 | 3 | 2 |