Last updated: July 2, 2025
Understanding the UV Index is essential for residents of Krasnyy Yar, Russian Federation, where sun exposure can vary significantly throughout the day. With typical UV levels peaking around midday, awareness of these readings helps prevent painful sunburns and protects long-term skin health. Krasnyy Yar's continental climate brings distinct seasonal variations, meaning that during the warmer months, UV exposure risks can increase rapidly. By staying informed about the UV Index, you can enjoy the sun safely and keep your skin healthy.
The UV Index (UVI) rises significantly as the day progresses, peaking at a maximum of 7 during the midday hours. From early morning, the UVI starts at a gentle 1 at 07:00, gradually increasing to 2 by 08:00. By 09:00, it climbs to 4, indicating a moderate level of UV exposure. The index reaches its pinnacle at 12:00, hitting 7 and remaining constant until 14:00, making this the optimal time for sun safety precautions. As the afternoon wanes, the index gradually declines, dropping to 5 by 15:00, followed by 4 at 16:00, and tapering off to a 2 by 18:00. Finally, the evening brings the UVI back down to a safe 1 by 19:00, allowing for a comfortable close to the day.
| 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 | 6 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index values fluctuate significantly, reflecting seasonal changes in sun exposure. January and February see low UV levels (1-2) with a burn time of 45 minutes, making sun protection less critical. As spring approaches, March and April rise to a moderate UV Index of 5, necessitating caution with reduced burn times of 30 minutes. The summer months of May, June, July, and August pose the highest risk, featuring a UV Index of 7 and a burn time of only 25 minutes, indicating a need for robust sun safety measures like sunscreen and protective clothing. In September, the UV Index declines to 5, before further dropping to 3 in October and returning to low levels (2-1) in November and December. Visitors and residents are advised to be especially vigilant during the high-risk months of May through August, ensuring adequate UV protection to minimize the risk of sunburn and related health issues.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Saint Petersburg UVI | 1 | 2 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |
| Nizhniy Novgorod UVI | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 1 | 1 |
| Yekaterinburg UVI | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 1 | 1 |
| Moscow UVI | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 2 | 1 |
| Novosibirsk UVI | 1 | 2 | 4 | 5 | 7 | 7 | 6 | 6 | 5 | 3 | 1 | 1 |
| Krasnyy Yar | 1 | 2 | 5 | 5 | 7 | 7 | 7 | 7 | 5 | 3 | 2 | 1 |