Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors of Ferapontovo, Russian Federation, where the climate is characterized by cold, humid winters and mild summers. With UV levels peaking around midday—reaching as high as 7—awareness of these measurements can significantly aid in preventing sunburn and protecting skin health. The varying UV exposure throughout the day underscores the importance of being vigilant about sun safety, especially during the warmer months when outdoor activities are more prevalent. By staying informed about UV levels, everyone can enjoy the sun while minimizing their risk of skin damage.
The UV Index unfolds throughout the day with a compelling rhythm, starting low at 7:00 AM with a value of 2, slowly climbing to a peak of 7 by 12:00 PM. As the sun reaches its zenith, it bathes the landscape in vibrant rays, prompting the highest readings of the day. Following this midday surge, the index begins its graceful descent, dropping to 6 at 1:00 PM, then easing back to 5 by 3:00 PM. As afternoon fades into evening, the UV intensity diminishes, with values retreating to 1 by 7:00 PM. This hourly journey highlights the importance of sun safety during the peak hours, particularly between 10:00 AM and 2:00 PM, when the UV Index reaches its striking heights.
| 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 | 5 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences significant fluctuations, with notable increases in spring and summer. From March to August, the UV exposure escalates, peaking in June and July at a UV Index of 7 and 6, respectively, where the exposure category is classified as high and the burn time drops to 25 minutes. The moderate exposure category occurs in March, April, May, and September, with UV Index values ranging from 3 to 4 and a burn time of 30 minutes. Conversely, the winter months of January, February, October, November, and December see low UV Index levels of 1 or 2, allowing for longer exposure times (up to 45 minutes). Visitors and residents should take caution during high-risk months of June, July, and August by practicing sun safety measures such as wearing sunscreen, protective clothing, and seeking shade to reduce the risk of skin damage.
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 |
| Ferapontovo | 1 | 1 | 3 | 4 | 5 | 7 | 6 | 6 | 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 |