Last updated: November 2, 2025
Staying informed about the UV Index in Krasnoyilsk, Ukraine, is crucial for safeguarding your skin and overall health. Understanding UV levels can play a significant role in preventing sunburn and reducing the risk of long-term skin damage. Nestled in the temperate Dfb climate zone, Krasnoyilsk typically experiences varying UV exposure throughout the day, peaking at a calculated index of 8 during midday hours. As sun intensity rises, particularly between 10 AM and 3 PM, maintaining awareness of the UV Index can empower residents to take proactive measures for their sun safety.
The hourly UV Index data reveals a fascinating story of sun exposure throughout the day. Starting at 1 at 07:00, the index steadily climbs to 8 by 12:00, reaching its peak intensity during the peak sun hours from 12:00 to 14:00. Here, the UV levels maintain a high 8, urging sun lovers to take precautions against harmful rays. As the afternoon transitions into the evening, the index gradually declines, tapering off to 4 by 17:00, and finally sinking back to 1 by 19:00. This data makes it clear: the sun's reach is strongest mid-day, and mindful sun safety is essential for those enjoying outdoor activities during these hours.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 2 | low | 45 min |
| 11:00 | 2 | low | 45 min |
| 12:00 | 2 | low | 45 min |
| 13:00 | 2 | low | 45 min |
| 14:00 | 2 | low | 45 min |
| 15:00 | 1 | low | 45 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 0 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
As the seasons change, so does the UV Index, which is crucial for understanding sun exposure risks. From January to February, the UV Index starts low at 2, indicating a minimal risk of harm, but it gradually rises to 3 in February, marking a moderate exposure category with a burn time of 30 minutes. The risk intensifies significantly from March to August, peaking at 9 during June and July, where the burn time reduces to just 15 minutes under very high risk. May and August also remain dangerous with an 8 rating. As fall approaches, the UV levels drop, presenting a high risk of 7 in September, then decrease again to moderate and low levels by October through December. Visitors and residents are advised to protect themselves during high-risk months, particularly from late spring through summer, by wearing sunscreen, protective clothing, and seeking shade whenever possible, as sun exposure can lead to serious skin damage.
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 |
| Krasnoyilsk | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 7 | 4 | 2 | 2 |
| Odessa UVI | 2 | 3 | 5 | 7 | 8 | 9 | 8 | 8 | 7 | 4 | 3 | 2 |