Last updated: August 1, 2025
Understanding the UV Index is crucial for the residents of Rejowiec, Poland, especially as the region experiences a Dfb climate characterized by warm summers and cold winters. Being aware of the UV levels not only aids in preventing sunburn but also plays a vital role in maintaining skin health in the long run. With peak UV exposure often reaching levels 8 during midday, it’s essential to know when to seek shade or apply sunscreen to protect yourself from harmful rays. By monitoring the UV Index, you can enjoy the beautiful sunny days in Rejowiec while keeping your skin safe and sound.
As the sun rises, the UV Index begins its ascent, starting at a manageable 2 by 7:00 AM. By 8:00 AM, it climbs to 3, signaling the need for some sun protection. The intensity reaches 4 by 9:00 AM, and by 10:00 AM, it spikes to 6. The peak occurs at 12:00 PM and 1:00 PM with a robust 8, indicating a high risk of harm from unprotected sun exposure. Fortunately, the intensity wanes after 1:00 PM, descending to 7 at 2:00 PM and 6 by 3:00 PM. As the afternoon fades, the UV Index drops to 4 by 4:00 PM and continues to decrease, reaching 1 by 6:00 PM and 7:00 PM. This pattern highlights the importance of sun safety during midday hours when the UV exposure is at its highest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 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 | 7 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 5 | 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 |
Throughout the year, UV exposure varies significantly, with the highest risk months occurring from May to August. During this period, the UV Index peaks at 8, indicating a very high exposure category, particularly in June and July, which results in a reduced burn time of only 15 minutes. Visitors and residents should take precautions during these months by seeking shade, wearing protective clothing, and applying sunscreen regularly. In contrast, the low-risk months from November to February feature a UV Index of 1-2, where an exposure time of 45 minutes is generally safe. As spring approaches, starting in March, the UV levels begin to increase, warranting extra care as the burn time decreases significantly by May. To ensure safety, it is advisable to monitor seasonal UV changes and adjust sun safety practices accordingly.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| Rejowiec | 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 |