Last updated: May 3, 2025
In Kostiantynivka, Ukraine, staying informed about the UV Index is essential for safeguarding your skin and health. Understanding UV levels not only helps prevent sunburn but also promotes long-term skin health, especially in a region with a Dfb climate, characterized by seasonal variation in sunlight exposure. With peak UV levels often reaching 8 around noon, it's crucial to take precautions during the sunniest hours to minimize risks of overexposure. Whether you're enjoying outdoor activities or simply soaking up the sun, being UV-aware can make all the difference in protecting your skin and well-being.
As the sun rises, the UV Index begins its gradual ascent, starting at a gentle 1 at 07:00. By 08:00, it increases to a moderate 3, encouraging outdoor activities with some caution. The intensity picks up notably, reaching 4 by 09:00, and hits its peak at 12:00 with a robust 8, indicating a high risk of harm from unprotected sun exposure. As the afternoon progresses, the UV Index dips to 7 at 13:00, then gradually decreases to 5 by 15:00. The late afternoon sun softens further to a 3 at 16:00, followed by a gentle decline into the evening, ending the day with a 1 at 19:00. This hourly data reminds us to stay protected during those peak UV times, especially around midday!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index demonstrates significant seasonal variations, with the highest UV exposure occurring from March to September. During this period, particularly in May, June, July, and August, the UV Index peaks at 8 to 9, categorizing these months as very high risk for sun exposure. Visitors and residents should take precautions during these high-risk months, such as seeking shade, wearing protective clothing, and applying sunscreen frequently. In contrast, the low risk months of January, February, November, and December have a UV Index ranging from 1 to 2, where exposure is manageable for longer periods, with burn times up to 45 minutes. Be vigilant and adjust sun protection strategies as the UV Index increases, particularly in the late spring and summer 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 |
| Dnipro UVI | 2 | 3 | 5 | 6 | 7 | 8 | 8 | 8 | 6 | 4 | 2 | 1 |
| Kostiantynivka | 2 | 2 | 5 | 6 | 8 | 9 | 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 |