Last updated: June 2, 2025
Understanding the UV Index is crucial for the residents of Ryasno, Rjasno, and Rasna to protect their skin and overall health from the harmful effects of ultraviolet radiation. With peak UV levels reaching 8 around midday, awareness of these fluctuations can aid in preventing sunburn and long-term skin damage. Given the Dfb climate of this region, which features warm summers and cold winters, residents must stay vigilant, especially during the peak hours of 10 AM to 2 PM when UV exposure risks are at their highest. Being informed about the UV Index empowers individuals to enjoy the sun safely while taking appropriate precautions.
As the sun rises, the UV Index gradually climbs, showcasing its intensity throughout the day. At 07:00, it starts at a mild 1, but by 09:00, it picks up pace, reaching 3. The peak occurs at 12:00, hitting a solid 7. From 13:00 to 14:00, the index reaches its zenith at 8, warning us to take precautions under the midday sun. As the afternoon rolls on, the UV intensity drops steadily—dipping to 6 by 15:00, then falling further to 5 by 16:00. The evening brings more relief, with readings returning to 1 by 19:00. Be mindful of the sun’s powerful reach, especially during its peak hours!
| 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 | 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 |