Last updated: July 2, 2025
In Ust'-Barguzin, being aware of the UV Index is essential for safeguarding your skin against harmful ultraviolet radiation. Understanding UV levels not only helps in preventing sunburn but also plays a critical role in maintaining long-term skin health. With a subarctic climate characterized by cold winters and mild summers, Ust'-Barguzin can still pose significant UV exposure risks, particularly during the peak hours when the UV Index reaches levels of 8 around noon. Stay informed and protect yourself to enjoy the great outdoors responsibly!
As the sun rises, the UV Index gradually climbs, starting at a mild 1 at 07:00. By 09:00, it reaches 4, signaling a need for some sun precautions. The intensity peaks between 11:00 and 13:00, hitting a high of 8—the perfect time to grab your sunscreen and protective gear. As the afternoon progresses, the index starts to decline; by 15:00, it drops to 6, and further down to 3 by 17:00, allowing for a more comfortable evening. As twilight approaches, the index settles back to 2 at 18:00 and then tapering to 1 by 19:00, marking a gentle end to the sun's powerful rays for the day. Enjoy the sunny moments while staying safe!
| 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 | 6 | high | 25 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, seasonal UV changes indicate varying levels of sun exposure risk. Low-risk months occur from January to February and November to December, with a UV Index of 1-2, allowing for long burn times of 45 minutes. As spring arrives, March and April present moderate exposure (UV Index 4-5) with shorter burn times of 30 minutes. The high-risk months of May through August show significantly increased UV exposure, peaking in July at a UV Index of 8, where the burn time drops to just 15 minutes. In September and October, the risk decreases again to moderate levels. Residents and visitors should exercise caution during the high-risk months by wearing protective clothing, using broad-spectrum sunscreen, and seeking shade when the UV Index is notably high. Keeping abreast of these changes can help safeguard against harmful effects of UV radiation throughout the year.
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 |
| Ust'-Barguzin | 1 | 2 | 4 | 5 | 7 | 7 | 8 | 7 | 5 | 3 | 1 | 1 |