Last updated: May 3, 2025
In Ruch'i, Ukraine, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn. With the region's Cfa climate, characterized by warm summers and significant sun exposure, understanding the daily UV levels can help residents safeguard against the harmful effects of ultraviolet rays. During peak hours, especially from 11 AM to 1 PM, the UV Index frequently reaches levels 7 to 8, indicating a high risk of harm from unprotected sun exposure. By staying informed about the UV Index, you can take proactive steps to enjoy the outdoors safely and protect your skin all year round.
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 |
Throughout the year, the UV Index experiences significant seasonal changes, impacting sun exposure and burn times. January and December see low UV levels (Index 2), with burn times of 45 minutes, while February and November moderate (Index 3), reducing burn time to 30 minutes. As spring arrives, March (Index 5) indicates a moderate risk before transitioning to April's high level (Index 7) with a burn time of 25 minutes. The peak risk occurs in May and June, where the UV Index reaches 8 to 9, categorizing exposure as very high and necessitating protective measures within just 15 minutes of sun exposure. July continues this trend, while August sees a slight decrease to 8. The UV Index tapers off in September (Index 7), October (Index 5), and November (Index 3), before returning to low levels in December. Visitors and residents are advised to take extra precautions during May through August, including wearing protective clothing, applying sunscreen, and seeking shade during peak hours to minimize the risk of 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 |
| 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 |
| Ruch'i | 2 | 3 | 5 | 7 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 |