Last updated: July 2, 2025
In Ryasno, Rjasno, Rasna, Belarus, awareness of the UV Index is crucial for safeguarding skin health and preventing sunburn, especially given the region's Dfb climate, which can lead to significant UV exposure during peak hours. Understanding the levels of UV radiation throughout the day helps residents and visitors alike take proactive measures to protect themselves from skin damage and potential long-term health risks. With UV Index values peaking at 7 between 12:00 PM and 2:00 PM, knowing when to seek shade or apply sunscreen is essential for enjoying the sun safely in this beautiful part of Belarus.
As the day unfolds, the UV Index begins at a modest 1 at 7:00 AM, indicating low sun exposure. By 9:00 AM, it rises to a 3, signaling a gentle increase in UV rays. The sun reaches its peak intensity around noon, with the index hitting 7—a reminder to stay protected. From 12:00 PM to 2:00 PM, the index holds steady at this elevated level, ideal for sun safety measures. As the afternoon progresses, the UV Index gradually declines: 6 at 3:00 PM, then tapering to 2 by 6:00 PM, and finally back to 1 by 7:00 PM. It’s a clear reminder that while the sun’s power peaks early in the day, it’s essential to stay aware of UV exposure throughout.
| 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 | 7 | high | 25 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index exhibits significant seasonal variation, peaking in the summer months. From January to February, the UV Index remains low (2), allowing for extensive burn times of 45 minutes. As spring approaches, values increase, reaching a moderate level of 4 to 5 in March and April, with burn times reducing to 30 minutes. The months of May through August pose the highest risk, where UV Index values can soar to 6 to 8, categorizing these periods as high to very high exposure, with burn times dropping to as low as 15 minutes in June. Notably, July and August maintain high indexes, requiring vigilant sun protection. As fall sets in, the UV Index decreases again, falling to moderate levels of 5 in September and 3 in October, before returning to low levels in the winter months of November and December. To ensure safety, visitors and residents are advised to seek shade, wear protective clothing, and apply sunscreen diligently during the high-risk months of May through August, especially between midday hours when the sun's rays are strongest.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Vitebsk UVI | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 2 | 1 |
| Hrodna UVI | 1 | 2 | 4 | 5 | 6 | 8 | 7 | 7 | 5 | 3 | 2 | 1 |
| Mahilyow UVI | 2 | 2 | 4 | 5 | 6 | 8 | 7 | 7 | 5 | 3 | 2 | 1 |
| Minsk UVI | 1 | 2 | 4 | 5 | 6 | 8 | 8 | 6 | 5 | 3 | 2 | 1 |
| Ryasno, Rjasno, Rasna | 2 | 2 | 4 | 5 | 6 | 8 | 7 | 6 | 5 | 3 | 2 | 1 |
| Homyel' UVI | 2 | 2 | 4 | 5 | 7 | 8 | 7 | 7 | 6 | 3 | 2 | 1 |