Last updated: May 3, 2025
In Ostrołęka, Poland, staying informed about the UV Index is crucial for protecting your skin and overall health. Understanding the UV levels not only helps in preventing sunburn but also plays a significant role in long-term skin health. With a Dfb climate, Ostrołęka experiences varying sun exposure, particularly during the summer months, when UV levels can escalate between 5 to 6 during midday hours. Being aware of these levels empowers residents and visitors alike to enjoy the sun safely while minimizing risks associated with overexposure.
The UV Index today presents an intriguing pattern as the day unfolds. At 07:00, we start with a gentle UV Index of 1, perfect for early risers. As the sun climbs, the intensity increases, peaking at 11:00 with a noticeable 6, indicating a strong need for sun protection. The midday sun holds steady at 6 until 13:00, offering a reminder to stay shaded or apply sunscreen. Gradually, the UV intensity begins to wane, dropping to 5 by 14:00 and further down to 4 at 15:00. The evening brings relief as levels diminish to 2 by 17:00 and recede to 1 as the sun sets, making it a comfortable end to the day. Enjoy the sun, but don’t forget your sunscreen during those peak 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 | 5 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 4 | 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, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ostroleka | 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 |