Last updated: July 2, 2025
Understanding the UV Index in Lyse, Poland is crucial for safeguarding your skin and overall health. With a climate characterized by cold, humid winters and warm summers, residents often underestimate the sun's intensity, especially during peak hours when UV levels soar to 8. Awareness of these UV levels is key to preventing sunburn and reducing the risk of long-term skin damage. Whether enjoying outdoor activities or simply basking in the sun, staying informed about the UV Index can make a significant difference in protecting your skin while enjoying the beauty of Lyse's summers.
The UV Index data reveals a dynamic and engaging sun exposure experience throughout the day. Starting at 7:00 AM, the index gradually rises from 2, signaling mild solar intensity. By 9:00 AM, it reaches 4, perfect for a morning walk under the sun. The peak occurs around 12:00 PM and 1:00 PM, where it hits a high of 8, indicating that sunscreen and shade are essential. As the afternoon progresses, the index slips to 7 at 2:00 PM and further down to 5 by 3:00 PM, before gradually declining to 1 by 6:00 PM. This fluctuation not only emphasizes the need to be sun-safe during the peak hours but also encourages outdoor enjoyment as the day cools down.
| 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 | 8 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, seasonal changes in UV exposure significantly impact outdoor activities. From January to February, the UV Index remains low (1-2), allowing for 45 minutes of sun exposure without major concern. As spring approaches, March and April see a rise to moderate levels (4-5), with burn times decreasing to 30 minutes. May and June usher in higher risk, as the UV Index reaches 6-7, and observers should limit sun exposure to 25 minutes. The peak risk occurs in July, with a very high UV Index of 8, where even 15 minutes can lead to sunburn. The trend begins to decline in August and September, falling back to high and moderate levels respectively, allowing for 25-30 minutes of exposure. By October through December, the UV Index drops again to low levels (1-3) with burn times returning to 45 minutes. Visitors and residents are advised to prioritize sun protection, especially during the high-risk months of May through July, by seeking shade, wearing protective clothing, and applying sunscreen regularly.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lyse | 1 | 2 | 4 | 5 | 6 | 7 | 8 | 6 | 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 |