Last updated: July 2, 2025
Understanding the UV Index in Ostryna, Belarus is crucial for protecting your skin and maintaining overall health. As the sun rises in this Dfb climate zone, awareness of UV levels can help prevent sunburn and long-term skin damage. During peak hours, particularly between 11 AM and 2 PM, the UV Index can reach levels as high as 7, indicating significant risk for harm without proper precautions. Whether you're enjoying outdoor activities or simply spending time in the sun, staying informed about the UV Index is essential for safeguarding your wellbeing while basking in the beauty of Ostryna's natural surroundings.
The UV Index starts off mildly low at 1 at 7:00 AM, gradually climbing throughout the morning. By 10:00 AM, it reaches a moderate 4, with significant exposure risk beginning around 11:00 AM as it spikes to 6. The highest levels occur from 12:00 PM to 2:00 PM, maintaining a strong 7 during peak hours—perfect for sun enthusiasts but a cause for caution. As the afternoon progresses, the index gradually declines, dropping to 4 by 5:00 PM and further down to 1 by 7:00 PM. This reveals a clear pattern: the midday sun offers the greatest intensity, so sun safety measures are crucial during those 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 | 4 | 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 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the seasons transition, the UV Index experiences notable fluctuations, peaking during the summer months. January and February present low risk with a UV Index of 1 and 2, allowing for extended exposure without significant concern. However, from March to August, the risk escalates, with high to very high levels in May (UV Index 6) and June (UV Index 8), making these the highest-risk months for UV exposure. Visitors and residents alike should take precautions during this period, especially in June, where the burn time decreases to just 15 minutes. Meanwhile, September and October see a decline back to the moderate category, while November and December return to low risk, presenting safer conditions for prolonged outdoor activities. It's essential to stay informed and practice sun safety, particularly from March through August, by wearing sunscreen, protective clothing, and seeking shade when necessary.
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 |
| Ostryna | 1 | 2 | 4 | 5 | 6 | 8 | 7 | 7 | 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 |
| Homyel' UVI | 2 | 2 | 4 | 5 | 7 | 8 | 7 | 7 | 6 | 3 | 2 | 1 |