Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Chasiv Yar, Ukraine, where sunburn and skin health are significant concerns, especially during the warmer months. As Chasiv Yar experiences a Dfb climate, characterized by hot summers and cold winters, the daily UV levels can fluctuate significantly. Knowing the UV Index helps residents take precautionary measures against harmful sun exposure, especially when levels peak between 11:00 AM and 1:00 PM, reaching as high as 8. By staying informed about UV levels, you can protect yourself from sunburn and long-term skin damage, ensuring a healthier outdoor experience in the sun.
The UV Index throughout the day paints a vivid picture of sun intensity. Starting off low at 1 at 07:00, it gradually climbs to a moderate 3 by 08:00. As the morning progresses, the index reaches 4 at 09:00 and hits a notable 6 by 10:00. The peak unfolds at 12:00 and 13:00, where it soars to 8, indicating a strong need for sun protection. By 14:00, it starts to taper off at 7, easing to 6 at 15:00. As the day winds down, the UV Index continues to decline, dipping to 2 by 17:00 and settling back to 1 by 18:00 and 19:00. This data serves as a crucial reminder to enjoy the sun safely during its most intense hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 6 | high | 25 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 |
Throughout the year, the UV Index demonstrates significant seasonal variations, with the highest UV exposure occurring from March to September. During this period, particularly in May, June, July, and August, the UV Index peaks at 8 to 9, categorizing these months as very high risk for sun exposure. Visitors and residents should take precautions during these high-risk months, such as seeking shade, wearing protective clothing, and applying sunscreen frequently. In contrast, the low risk months of January, February, November, and December have a UV Index ranging from 1 to 2, where exposure is manageable for longer periods, with burn times up to 45 minutes. Be vigilant and adjust sun protection strategies as the UV Index increases, particularly in the late spring and summer months.
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 |
| Chasiv Yar | 2 | 2 | 5 | 6 | 8 | 9 | 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 |