Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Sennoy, Russian Federation, where the climate often falls in the Dfb zone—characterized by warm summers and cold winters. As UV levels can reach a maximum of 8 around midday, awareness of these levels is vital for preventing sunburn and protecting long-term skin health. With peak exposure risks typically occurring between 10:00 AM and 2:00 PM, knowing the UV Index empowers individuals to take proactive measures, ensuring they enjoy the sun safely while minimizing harmful effects. Keep an eye on the UV Index to protect your skin and make the most of the sunny days!
The UV Index throughout the day presents a fascinating ebb and flow, starting at a mild 1 at 7:00 AM and gradually climbing to its peak of 8 by 1:00 PM. As the sun ascends in the sky, the intensity of ultraviolet rays increases sharply, reaching 6 at 11:00 AM and hitting 7 just before noon. The afternoon sees a gentle decline, with values dropping to 6 by 3:00 PM and further down to 2 by 6:00 PM, before tapering off to 1 again by 7:00 PM. This data underscores the importance of sun protection during the midday hours when UV exposure is at its highest. Remember to stay safe under the sun! 🌞
| 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 | 6 | high | 25 min |
| 12:00 | 7 | high | 25 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 |
As the seasons change, so do the UV levels, significantly impacting sun exposure safety for visitors and residents. January features a low UV Index of 2, increasing to a moderate 3 in February. A noticeable rise occurs in March (UV Index 5) and peaks in the summer months of June and July, where the UV Index reaches 8, categorized as very high with a burn time of just 15 minutes. This trend highlights April and May as high-risk months too, with UV levels of 6 and 7, respectively. In contrast, the UV Index falls again to moderate levels in August and September, before decreasing to low levels in November and December. To ensure safety, it is advised that individuals take extra precautions during the high-risk months of April through July, such as wearing protective clothing, seeking shade, and applying sunscreen regularly, particularly during peak hours.
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 |
| Sennoy | 2 | 3 | 5 | 6 | 7 | 8 | 8 | 7 | 6 | 3 | 2 | 1 |