Last updated: July 2, 2025
In the charming town of Vyazniki, Russian Federation, staying informed about the UV Index is essential for maintaining your skin health and preventing sunburn. With a Dfb climate that features moderate summers, residents and visitors alike should be aware of the varying UV levels throughout the day, particularly peaking around noon at 7. Understanding these UV levels can help you take necessary precautions, ensuring a safe and enjoyable time outdoors while minimizing the risk of harmful sun exposure. As you plan your day in Vyazniki, keep an eye on the UV Index—your skin will thank you!
As the day unfolds, the UV Index reaches its peak at 12:00 PM with a notable reading of 7, signaling a time for caution under the sun. Starting the morning at a mild 2 at 07:00 AM, the index gradually climbs to 6 by 11:00 AM, urging early risers to take precautions. The intensity peaks at 5 between 10:00 AM and 12:00 PM, making this the most critical time for sun exposure. As afternoon sets in, the UV Index begins to taper off, with readings of 4 at 15:00 PM and dropping to 1 by 18:00 PM. The day's journey through UV intensity highlights the importance of sun safety during the midday hours, reminding us to enjoy the outdoors wisely!
| 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 | 6 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index experiences noticeable seasonal changes throughout the year, with high-risk months identified as May through August when the index reaches levels 6 or 7, indicating high exposure and a burn time of only 25 minutes. During these months, it is crucial for visitors and residents to take precautions, such as seeking shade, wearing protective clothing, and applying sunscreen regularly. Conversely, the low-risk months from January to April and September to December feature lower UV levels, with an index of 1 or 2 and a burn time of 45 minutes. Nonetheless, it's always wise to remain vigilant about sun exposure, as UV rays can still pose a threat even on milder days.
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 |
| Vyazniki | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 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 |