Last updated: July 2, 2025
In Stoyba, Russian Federation, awareness of the UV Index is crucial for maintaining skin health and preventing sunburn. Understanding UV levels helps residents and visitors protect themselves from harmful sun exposure, especially during peak hours when the index reaches its highest levels of 8 around noon. With a continental climate characterized by warm summers, Stoyba presents a unique challenge, as UV radiation can be deceptively intense, even on cloudy days. Make informed choices to enjoy the outdoors safely while minimizing the risk of UV-related health issues.
As the day breaks, the UV Index begins its ascent, starting at a gentle 2 at 07:00. By 08:00, it nudges up to 3, signaling a gradual increase in sun intensity. The climb continues into the morning, reaching 5 by 09:00 and peaking at a noteworthy 8 from 12:00 to 13:00, making those midday hours the most formidable for sun exposure. As afternoon sets in, the index begins to journey downward, dipping to 7 by 14:00, then decreasing steadily to 5 at 15:00 and tapering off to 1 by 18:00, providing a much-needed respite as the sun sets. Be mindful during peak hours to safeguard your skin!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | 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 | 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, the UV Index demonstrates distinct seasonal changes, with high-risk months occurring from May to August. During this period, particularly in July, the UV Index peaks at 8, signifying a very high exposure category where the burn time dramatically decreases to 15 minutes. As temperatures rise and sun exposure increases, residents and visitors should take proactive measures during these peak times, such as seeking shade, wearing protective clothing, and applying sunscreen regularly. Conversely, from January to February and November to December, UV levels are at their lowest, classified as low, allowing for safer outdoor activities with a longer burn time of 45 minutes. It is advisable to stay vigilant, especially in the spring and summer months, to ensure skin safety and reduce the risk of harmful effects from UV radiation.
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 |
| Stoyba | 1 | 2 | 3 | 5 | 7 | 7 | 8 | 7 | 5 | 3 | 2 | 1 |