Last updated: July 2, 2025
Understanding the UV Index in Biryusinsk, Russian Federation, is crucial for maintaining skin health and preventing sunburn. With the region's Dfc climate, residents and visitors are often exposed to varying UV levels throughout the day, peaking around noon when the index can reach 7, indicating a high risk of harm from unprotected sun exposure. By being aware of these UV levels, you can take proactive steps to safeguard your skin and enjoy the sunny days safely. Remember to stay informed and protect yourself against the sun's harmful rays!
At dawn, the UV Index begins low at 1 around 07:00, making it a gentle start to the day. As the sun rises higher, the intensity gradually increases: 2 at 08:00, and reaching 4 by 10:00. The peak of the day arrives between 12:00 and 14:00, where it hits a maximum of 7, signaling the time for extra sun protection. From 15:00 onwards, the index begins to dip, dropping to 5 at 16:00 and further down to 3 by 17:00. As the evening approaches, the UV Index cools off to 2 at 18:00 and settles back to 1 by 19:00. Stay mindful of these fluctuations to enjoy the sun safely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 2 | low | 45 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 |
The UV Index shows significant seasonal changes throughout the year, with high-risk months typically occurring from May to August. During these months, particularly in June and July, the UV Index reaches levels of 6 or 7, indicating a high risk of harm from unprotected sun exposure, with a burn time of just 25 minutes. Conversely, the UV Index is at its lowest from November to February, where it remains in the low exposure category, allowing for a burn time of 45 minutes. It is essential for visitors and residents to remain vigilant during the high-risk months by applying sunscreen, wearing protective clothing, and seeking shade to minimize UV-related health risks.
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 |
| Biryusinsk | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 6 | 4 | 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 |