Last updated: July 2, 2025
In Gryazi, Russian Federation, being aware of the UV Index is crucial for safeguarding your skin and overall health. The UV Index provides essential information about the intensity of ultraviolet radiation on a given day, helping residents and visitors alike to prevent sunburn and reduce long-term skin damage. Understanding these levels is especially important in this Dfb climate, where the summer sun can lead to high UV exposure, particularly between 10 AM and 2 PM when indices peak at 7. Stay informed to protect yourself and enjoy the beautiful outdoors safely!
The UV Index throughout the day showcases a dramatic rise and fall in sun intensity. Starting at a mild 2 at 7:00 AM, the UV Index climbs steadily, reaching its peak of 7 from 11:00 AM to 1:00 PM—the prime time when sun protection is essential. As the afternoon progresses, the index begins to dip, dropping back to 6 by 2:00 PM and gradually decreasing further to 1 by 6:00 PM. This data highlights the importance of being vigilant during the midday hours when UV exposure is at its highest, ensuring skin safety while enjoying the outdoors.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 7 | 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 |
Throughout the year, UV exposure significantly fluctuates, with high-risk months identified from March to September. In March, the UV Index rises to 5 (moderate), prompting a decrease in burn time to 30 minutes, while April and May see it increase to 6 and 7, categorized as high, with burn times of just 25 minutes. June reaches a peak UV Index of 8 (very high) and a dangerously quick burn time of only 15 minutes. July and August maintain a high UV Index of 7, and September sees a slight decrease to 6. From October to December, the UV Index falls back to low levels (3 and below), allowing for longer safe exposure times of up to 45 minutes. To protect skin, it is advised that visitors and residents take precautionary measures during the high-risk months, such as applying sunscreen, wearing protective clothing, and seeking shade during peak sunlight hours.
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 |
| Gryazi | 2 | 2 | 5 | 6 | 7 | 8 | 7 | 7 | 6 | 3 | 2 | 1 |