Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Valy, Russian Federation, where the climate typically falls within the Dfb zone, presenting varying UV exposure risks throughout the year. Awareness of UV levels is essential to prevent sunburn and protect skin health, especially during peak hours when the index reaches 7 around midday. By recognizing when and how to safeguard yourself from harmful ultraviolet rays, you can enjoy the beautiful outdoor environment in Valy while minimizing the risk of skin damage. Stay informed and stay safe!
The daily UV Index begins its journey at a mild 1 at 07:00, rising steadily as the sun climbs higher. By 09:00, it reaches 4, signaling increased intensity, and then peaks at an impressive 7 from 12:00 to 13:00—the ideal time for sun protection. As the afternoon progresses, the Index gently declines, dipping to 5 at 15:00 and 4 at 16:00. As daylight wanes, the index settles back to 2 by 17:00, and slips to 1 by 19:00. It’s evident that during the midday hours, vigilance is crucial to protect from harmful UV exposure!
| 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 | 6 | high | 25 min |
| 15:00 | 5 | moderate | 30 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 |
The UV Index experiences significant seasonal variation, with high-risk months identified primarily from May to August, where the index peaks at 8 in June and remains at 7 in both July and August, indicating a very high to high exposure category. During these months, burn times shorten dramatically to as little as 15-25 minutes, necessitating increased caution. In contrast, the winter months (January, February, November, and December) exhibit a low UV Index (1-2), allowing for prolonged exposure of up to 45 minutes without the risk of burn. To ensure safety, it is advisable for visitors and residents to protect their skin with sunscreen, hats, and protective clothing during the moderate to very high UV Index days from March through August, while enjoying the milder exposure levels during the colder months.
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 |
| Valy | 1 | 2 | 5 | 5 | 7 | 8 | 7 | 7 | 5 | 3 | 2 | 1 |