Last updated: July 2, 2025
In Hornostayivka, Ukraine, understanding the UV Index is crucial for safeguarding your skin against the sun's harmful rays. With peak UV levels reaching 8 during midday, being aware of these levels can help prevent sunburn and maintain overall skin health. The region's Dfb climate offers warm summers, which come with increased UV exposure risks, especially between 10 AM and 2 PM when the index soars. By monitoring the UV Index, residents and visitors can enjoy the beauty of Hornostayivka while taking necessary precautions under the sun.
The UV Index throughout the day showcases a dynamic range of exposure, beginning at a low 1 at 7:00 AM and gradually climbing to a peak of 8 between 12:00 PM and 1:00 PM. This signifies a critical window for sun protection, particularly around 11:00 AM and 12:00 PM when the index reaches 7 and 8, respectively. As the afternoon unfolds, the index gradually declines, dipping back to 6 by 3:00 PM and then further to 4 at 4:00 PM. By the evening, the UV intensity has diminished to a gentle 1 at 7:00 PM. It's essential to stay aware of these fluctuations, ensuring that sun safety measures are taken during peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The seasonal changes in UV Index highlight a significant increase in UV intensity during the warmer months. January starts with a low UV Index of 2, allowing for 45 minutes of safe sun exposure, while February sees a moderate increase to 3, reducing burn time to 30 minutes. As spring progresses into April, the UV Index reaches 6 (high exposure) with a burn time of 25 minutes, escalating further in May and June to 8 and 9 respectively, where burn time drops sharply to just 15 minutes under very high exposure. July and August maintain this elevated UV Index of 8, indicating continued high risk. The UV levels begin to taper off in September (high at 6), October (moderate at 4), and then drop to 3 in November and 1 in December, where safe exposure times return to 30 and 45 minutes respectively. Visitors and residents are strongly advised to take precautions, particularly from May to August, when the risk for sunburn is at its highest. Wearing sunscreen, protective clothing, and seeking shade during peak UV hours can significantly mitigate the risk of harmful effects.
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 |
| Donetsk UVI | 2 | 3 | 5 | 6 | 8 | 9 | 8 | 8 | 6 | 4 | 2 | 1 |
| Hornostayivka | 2 | 3 | 5 | 6 | 8 | 9 | 8 | 8 | 6 | 4 | 3 | 1 |
| Odessa UVI | 2 | 3 | 5 | 7 | 8 | 9 | 8 | 8 | 7 | 4 | 3 | 2 |