Last updated: May 3, 2025
Understanding the UV Index in Bol'shoy Oyesh is crucial for maintaining skin health and preventing sunburn, particularly during the sunnier months when UV levels can rise significantly. With a typical climate classified as Dfb, residents and visitors alike should be vigilant about the sun's intensity, especially between 11 AM and 3 PM when the UV Index peaks at a high of 7. By staying informed about UV levels, you can take proactive measures to shield yourself from harmful ultraviolet rays and enjoy the outdoors safely. Whether you’re basking in the sun or engaging in outdoor activities, knowledge of the UV Index is your first line of defense against skin damage.
The UV Index for the day reveals a progressively intense sun! Early risers will notice a mild Index of 1 at 7:00 AM, gradually climbing to a moderate 4 by 10:00 AM. The peak occurs between 1:00 PM and 2:00 PM, where it reaches a height of 7, signaling the need for sun protection. By the time we reach the late afternoon, the index begins to fade, dropping to a 5 at 4:00 PM and continuing to decline, finally returning to a gentle level of 1 by 7:00 PM. As the day progresses, it's essential to stay mindful of the UV intensity—plan your outdoor activities accordingly!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index exhibits noticeable seasonal changes that have important implications for both visitors and residents. During the winter months (January, February, November, December), the UV Index remains low (1-2), allowing for safe outdoor activities with a burn time of 45 minutes. As spring approaches (March, April), the UV Index rises to moderate levels (4-5), significantly decreasing the burn time to 30 minutes, urging individuals to start employing sun protection. Summer months (May through August) present the highest UV risks, with values reaching 7 (high category) in May and June, and continuing to a UV Index of 6 in July and August. This period requires vigilant sun safety measures, as burn times drop to 25 minutes. Finally, autumn (September, October) sees a decrease back to moderate levels (5-3), allowing for a burn time of 30 minutes once again. It's crucial for everyone to adapt their sun protection strategies accordingly, especially during the high-risk months of May through August, when sunscreen, hats, and protective clothing should be prioritized.
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 |
| Bol'shoy Oyesh | 1 | 2 | 4 | 5 | 7 | 7 | 6 | 6 | 5 | 3 | 1 | 1 |
| Novosibirsk UVI | 1 | 2 | 4 | 5 | 7 | 7 | 6 | 6 | 5 | 3 | 1 | 1 |