Last updated: July 2, 2025
Awareness of the UV Index is crucial for residents and visitors in Sergeyevka, Russian Federation, where the climate can present significant sun exposure risks. Understanding UV levels is essential not only for preventing sunburn but also for maintaining long-term skin health, particularly during peak hours when the index soars to 10. With its distinct Dwb climate, Sergeyevka experiences intense sunlight that can lead to higher UV radiation levels, especially around midday. Stay informed and protect yourself under the sun!
The UV Index reveals a dynamic ascent and descent throughout the day, peaking with intensity during midday. Starting at a gentle 1 at 7:00 AM, it climbs steadily, reaching 10 by 1:00 PM and maintaining this highest level until 2:00 PM. This critical window indicates significant sun exposure, and it’s essential to take precautions. As the afternoon progresses, the index begins to taper off, dropping to 8 at 3:00 PM, then gradually falling to 1 by 7:00 PM. This data highlights the importance of being sun-smart during the peak hours to minimize UV exposure risks.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences significant fluctuations, indicating varying levels of sun exposure risk. From January (UV Index 2, low exposure) to February (UV Index 3, moderate exposure), there is a gradual increase in UV intensity. However, a sharp rise can be observed starting in April (UV Index 7, high exposure) peaking during the summer months of June and July (UV Index 10, very high), followed by an extreme level in August (UV Index 11, extreme). The high-risk months for sunburn are April through September, where burn times decrease to as little as 10 minutes in August. Residents and visitors are advised to take precautions during these months, including seeking shade, wearing protective clothing, and using sunscreen with a high SPF, especially during midday hours. As fall approaches, the UV Index drops again, providing some relief with moderate levels in October and November before returning to low levels in December.
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 |
| Sergeyevka | 2 | 3 | 5 | 7 | 8 | 10 | 10 | 11 | 8 | 5 | 3 | 2 |