Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Kaluha, Ukraine, where the climate's characteristic Dfb (humid continental) can lead to significant daily variations in UV exposure. Being aware of UV levels is essential for preventing sunburn and protecting overall skin health, particularly during the peak hours when the index reaches levels of 7 to 8 between 11:00 AM and 1:00 PM. With the region's mild summers and potential for high sun intensity, it's vital to stay informed to enjoy the sunshine safely while minimizing the risk of skin damage.
Starting off the day at a mild UV Index of 1 at 7:00 AM, the sun gradually rises, pushing the index to 2 by 8:00 AM. As the morning progresses, the UV intensity climbs, peaking at an impressive 8 between 12:00 PM and 1:00 PM—a clear reminder that mid-day sun can be intense. After this zenith, the index begins to decline, dropping back to 6 by 3:00 PM and tapering down to 1 as twilight sets in from 6:00 PM onwards. This hourly UV data illustrates the importance of sun protection during peak hours, especially between 11:00 AM and 1:00 PM when the UV Index indicates significant risk.
| 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 | 2 | low | 45 min |
| 18:00 | 1 | 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 |
| Kaluha | 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 |