Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Horodnytsia, Ukraine, as it plays a vital role in preventing sunburn and promoting skin health. With peak UV levels reaching up to 8 during the midday hours, it’s essential for locals to stay informed and safe under the sun. The Dfb climate of Horodnytsia, characterized by warm summers and cold winters, means that UV exposure can be significant, particularly during sunny days. By monitoring the UV Index, residents can make informed decisions about sun protection, ensuring their well-being while enjoying the outdoors.
The UV Index throughout the day showcases a gradual rise in intensity, peaking at 8 between 1 PM and 2 PM, making this the most critical time for sun exposure. Starting the morning with a low index of 1 at 7 AM, the values steadily increase as the sun climbs higher; by 10 AM, it reaches 5, indicating moderate sun strength. As the sun continues its ascent, the index climbs to 6 at 11 AM and further escalates to 7 at noon, urging sun safety precautions. After hitting the afternoon high of 8, the index tapers off, dropping to 6 by 3 PM, before gradually descending to 1 by 7 PM. This daily cycle emphasizes the importance of protective measures during midday hours when the UV rays are at their strongest.
| 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 | 7 | high | 25 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index exhibits significant seasonal variation, indicating changing risks associated with sun exposure. January and February see a low UV Index of 2, offering a burn time of 45 minutes. As spring begins in March, the UV Index rises to 4 (moderate), with a reduced burn time of 30 minutes. The summer months peak in June and July at a very high UV Index of 8, where the burn time decreases to just 15 minutes. May (high, UV Index 7) and August (high, UV Index 7) offer moderate risk, while September sees a slight decline to a high UV Index of 6. October returns to a moderate level with an Index of 3, followed by November and December, where the risk is low again (Index 2 and 1, respectively, with burn times of 45 minutes). Therefore, it is crucial for visitors and residents to exercise caution during the high-risk months of April, May, June, July, and August by utilizing sunscreen, wearing protective clothing, and seeking shade during peak sun hours to safeguard against harmful UV exposure.
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 |
| Horodnytsia | 2 | 2 | 4 | 6 | 7 | 8 | 8 | 7 | 6 | 3 | 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 |
| Odessa UVI | 2 | 3 | 5 | 7 | 8 | 9 | 8 | 8 | 7 | 4 | 3 | 2 |