Last updated: May 3, 2025
In Yasnaya Polyana, awareness of the UV Index is crucial for maintaining skin health and preventing sunburn. With a climate classified as Dfb, residents and visitors experience varying UV levels throughout the day, peaking between 11:00 AM and 1:00 PM when the index reaches a maximum of 10. Understanding these UV levels helps you take appropriate sun safety measures, whether you're enjoying outdoor activities or exploring the beautiful surroundings. By knowing when to seek shade and apply sunscreen, you can protect your skin from harmful effects of UV radiation and enjoy all that Yasnaya Polyana has to offer safely.
The UV Index today presents a fascinating hourly journey, peaking at a robust 10 at 12:00 PM, indicating the strongest sun exposure of the day. As the sun climbs higher, the index rises steadily from a mild 2 at 07:00 to a noteworthy 9 by 11:00. The midday hours command attention with a high of 10, urging caution for those stepping outdoors. Following this zenith, the UV intensity begins to decline, falling back to 5 by 15:00 and tapering off to a gentle 1 by evening, making the late hours more forgiving for outdoor activities. Always stay vigilant with sun safety, especially during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index exhibits significant seasonal variation, with higher levels typically occurring from March to September. The months of April through August, particularly, are classified as high-risk, where the UV Index ranges from 8 to 10 and the potential for skin damage increases dramatically, with a burn time as short as 15 minutes. Visitor and resident awareness is crucial during these months; it is advised to seek shade, wear protective clothing, and apply broad-spectrum sunscreen regularly to minimize the risk of UV exposure. In contrast, the winter months of January, February, and December showcase a much lower UV Index, categorized as low, allowing for a more relaxed approach to sun protection with burn times of 45 minutes in January and December, and 30 minutes in February.
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 |
| Yasnaya Polyana | 2 | 3 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 5 | 3 | 2 |