Last updated: June 2, 2025
Understanding the UV Index is crucial for the residents and visitors of Bialowieza, Poland, particularly in light of the area's distinct Dfb climate. As the sun rises higher in the sky, so do the risks associated with UV exposure, peaking between 10 AM and 2 PM with levels reaching as high as 8. Awareness of these UV levels is essential not only for preventing sunburn but also for safeguarding long-term skin health. With the beautifully diverse landscape of Bialowieza attracting outdoor enthusiasts, knowing when to seek shade and protect your skin is vital to enjoying your time in this natural wonder without compromising your health.
The UV Index today begins modestly, peaking at 2 by 7:00 AM and steadily rising to reach its zenith of 8 at 12:00 PM. Observers should take note as it climbs to 6 by 10:00 AM and hits a sharp 7 at 11:00 AM, signaling the height of midday sun intensity. As the afternoon unfolds, the index gradually declines, dropping to 6 at 2:00 PM, followed by a gentle descent to 5 at 3:00 PM. By 4:00 PM, the UV Index recedes to 4, before settling at 2 by 5:00 PM, and continuing to cool off as it ends the day at 1 by 6:00 PM. Remember, during peak hours, typically between 10:00 AM and 2:00 PM, to apply sunscreen and seek shade to protect against harmful UV rays!
| 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 | 6 | high | 25 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index exhibits notable seasonal changes that reflect shifts in sun exposure. January and February are considered low risk months, with an index of 1-2 and a burn time of 45 minutes. However, as spring approaches, March and April move into the moderate category with an index of 4-5 and a decreased burn time of 30 minutes. The risk escalates significantly in May and June, reaching high (UV Index 6) and very high levels (UV Index 8), with just 15 minutes of unprotected exposure leading to potential skin damage. July continues this trend with similar UV intensity. In August, the index slightly lowers to 7, but still maintains a high risk level. The fall months of September and October see a return to moderate conditions with still significant burn times of 30 minutes. Finally, November and December again present low risk, echoing the start of the year. To ensure safety, it is essential for visitors and residents to be vigilant, especially during the high-risk months of May through August, by using sun protection measures like sunscreen, hats, and protective clothing when outdoors.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bialowieza | 1 | 2 | 4 | 5 | 6 | 8 | 8 | 7 | 5 | 3 | 2 | 1 |
| Warsaw UVI | 1 | 2 | 4 | 5 | 6 | 8 | 8 | 7 | 5 | 3 | 2 | 1 |
| Poznan UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 6 | 3 | 2 | 1 |
| Lodz UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 6 | 3 | 2 | 1 |
| Wroclaw UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 6 | 3 | 2 | 1 |
| Krakow UVI | 2 | 2 | 4 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |