Last updated: June 2, 2025
Awareness of the UV Index is essential for residents of Trosna, Russian Federation, particularly given its Dfb climate, which can bring about significant sun exposure. Understanding UV levels is crucial for preventing sunburn and promoting long-term skin health. With midday UV Index levels reaching as high as 8 during the summer months, the risks of overexposure are notable. Being informed about these levels helps you take the necessary precautions to enjoy the sun safely while protecting your skin from harmful effects. Stay vigilant and embrace the sunny days in Trosna with informed caution!
As the sun rises, the UV Index climbs steadily, starting at a moderate 2 at 07:00. By 08:00, it increases to a 3, signaling a gentle reminder to enjoy some early morning sunshine. The intensity peaks between 11:00 and 13:00, reaching a significant 8, making this the prime time for sun safety. After this midday high, the index gradually declines, slipping to 6 by 15:00 and dropping further to a 3 by 17:00. As evening approaches, it decreases to a mere 1 by 19:00, indicating a safe transition into the cooler hours. Remember, the highest UV exposure occurs when the sun is at its zenith, so don’t forget your sunscreen during those peak hours!
| 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 | 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, UV Index levels fluctuate significantly, affecting exposure risk for visitors and residents. The high-risk months typically fall between April and September, featuring peak UV Index levels of 6 to 8, with June marking the highest at 8, where burn time reduces to just 15 minutes. In contrast, the winter months of December and January present low risk, with UV Index values at 1 and 2, translating to burn times of 45 minutes. To mitigate the risks, individuals are advised to take precautions during spring and summer, such as seeking shade, wearing protective clothing, and applying sunscreen, while enjoying outdoor activities safely during these high UV Index periods.
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 |
| Trosna | 2 | 2 | 4 | 6 | 7 | 8 | 7 | 7 | 6 | 3 | 2 | 1 |