Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Wierzbno, Poland, as it plays a significant role in protecting skin health and preventing sunburn. With a Dfb climate, Wierzbno experiences notable UV exposure, especially during peak hours, where the UV Index can reach as high as 8—indicating a very high risk for harm from unprotected sun exposure. Being aware of these levels allows locals to take necessary precautions, ensuring safe outdoor activities while minimizing the risks associated with excessive UV radiation. Whether you're enjoying a sunny afternoon or engaging in outdoor sports, knowing the UV Index can help you protect yourself and cherish the warmth of the sun responsibly.
As the sun rises, the UV Index begins its ascent, starting at a gentle 2 by 07:00. By 08:00, it climbs to 3, signaling a moderate level of exposure. The real intensity kicks in by 09:00 with a 4, and by 10:00, it reaches 6, urging all to consider sun protection. The peak arrives at 12:00 and 13:00, where the index hits an impressive 8—a reminder that the sun is at its strongest. As the afternoon progresses, there's a slight decline, with values of 7 at 14:00 and 6 at 15:00. By 16:00, the index drops to 4, and as the sun sets, it continues its descent, resting at 1 by 18:00 and 19:00, marking the end of a vibrant day filled with UV activity. Stay vigilant during peak hours to enjoy the sunshine safely!
| 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 | 6 | high | 25 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 Index indicate varying levels of sun exposure risk. From January to March, the UV Index is relatively low, ranging from 1 to 4, with burn times extending from 45 minutes to 30 minutes. As spring progresses into April and May, the risk rises significantly, with an Index peaking at 7 during May and early June, exposing individuals to potential burns in as little as 25 minutes. The summer months of July and August present the highest risk, particularly in July with a very high UV Index of 8, necessitating protective measures due to a short burn time of just 15 minutes. As September cools toward autumn, UV exposure drops back to moderate levels until the end of the year. Visitors and residents should remain vigilant and take preventive actions, particularly from May through August, to protect themselves against harmful UV radiation by seeking shade, wearing protective clothing, and applying sunscreen.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wierzbno | 1 | 2 | 4 | 5 | 7 | 7 | 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 |