Last updated: July 2, 2025
Understanding the UV Index in Khust, Ukraine is essential for protecting your skin and overall health under the sun's rays. With its Dfb climate characterized by warm summers, residents and visitors alike face significant UV exposure, particularly during midday when levels peak at 8 between 12:00 and 14:00. By being aware of the UV Index, you can prevent sunburn, reduce the risk of skin damage, and make informed choices about outdoor activities. Stay sun-safe and enjoy the beauty of Khust while keeping your skin health a top priority!
At sunrise, the UV Index starts at a modest 1 by 7:00 AM, gradually climbing to 2 by 8:00 AM. The intensity picks up rapidly, reaching a peak of 8 between 12:00 PM and 2:00 PM, signaling the sun's strength at midday. As the afternoon progresses, the index gently declines; by 5:00 PM, it drops to 4, and further to 3 by 6:00 PM. By the time the sun begins to set at 7:00 PM, the UV Index falls back to a low 1. This pattern beautifully illustrates the sun's journey, reminding us to stay protected during the day's sunniest 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 | 4 | 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 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels fluctuate significantly, influencing the risk of sun exposure. From January to February, the UV Index remains low to moderate (2 to 3), allowing for safer outdoor activities with burn times of up to 45 minutes. As March arrives, the UV Index escalates to 5, marking the start of high-risk months, with more caution advised. April sees a leap to 6 (high category), while May through August present the peak UV exposure, with indices rising to 8 and 9 (very high) and burn times decreasing to just 15 minutes. As September and October transition back to moderate levels (6 and 4), burn times increase again to 25 and 30 minutes respectively. The year concludes with November and December, where conditions revert to low UV Index levels (2), allowing for prolonged sun exposure of 45 minutes or more. To ensure safety, visitors and residents should take precautionary measures during high-risk months from April to August, such as wearing protective clothing, using sunscreen, and seeking shade 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 |
| Khust | 2 | 3 | 5 | 6 | 8 | 9 | 8 | 8 | 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 |