Last updated: July 2, 2025
Understanding the UV Index in Vikno, Ukraine, is crucial for all residents and visitors who want to protect their skin and overall health. With daily UV levels fluctuating throughout the day, being informed allows you to take proactive steps against sunburn and long-term skin damage. Vikno's Dfb climate brings warm summers that can elevate UV exposure, particularly around midday when the index peaks at 8—a level that necessitates caution. By staying aware of the UV Index, you can enjoy the beautiful weather while safeguarding your health.
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 | 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 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index exhibits notable seasonal fluctuations, with several months posing higher risks for sun exposure. From January to March, the UV levels remain relatively low to moderate, with burn times stretching from 30 to 45 minutes. However, as temperatures rise in April, the index climbs to 6 (high), indicating a shift in risk. The summer months of May, June, and July reach peak UV levels, with indices of 8 and 9 (very high), significantly reducing safe exposure times to just 15 minutes. As August and September approach, the UV levels decrease slightly but remain at 6 and 7 (high), still necessitating precaution. By October, the risks lessen with a return to a moderate index of 4. The winter months of November and December bring the lowest UV levels again, dropping back to 2. Residents and visitors should take extra measures to protect their skin during the high-risk months of May to September, ensuring they use sunscreen and limit sun exposure, especially during peak hours.
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 |
| Vikno | 2 | 3 | 5 | 6 | 8 | 9 | 8 | 7 | 6 | 4 | 2 | 2 |
| 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 |