Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors of Pervalka, Lithuania, as it provides vital information about the sun’s ultraviolet radiation levels, which can significantly impact skin health. With typical summer days exhibiting a peak UV Index of 7, awareness of these levels is essential for preventing sunburn and reducing the risk of long-term skin damage. Pervalka’s Cfb climate—characterized by temperate conditions—can still pose surprising UV exposure risks, especially during midday hours. By familiarizing yourself with UV forecasts, you can enjoy the beautiful outdoors while keeping your skin safe!
The UV Index peaked dramatically throughout the day, starting with a mild 1 at 07:00 and reaching its zenith of 7 between 13:00 and 14:00. As the sun climbed higher, the intensity of UV radiation increasingly called for protective measures. By 11:00, the index had already hit 5, nudging outdoor enthusiasts to seek shade. The afternoon brought a slight decrease, with values tapering to 6 at 15:00 and then gradually down to 2 by 19:00. This pattern highlights the importance of being vigilant during the midday hours when UV exposure is at its most potent. Ensure to stay protected 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 | 4 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
Throughout the year, UV exposure changes significantly, with high-risk months occurring from May to August when the UV Index reaches levels of 6 or 7, indicating a high risk of harm from unprotected sun exposure. During these months, burn time is reduced to just 25 minutes, requiring extra precautions. In contrast, the winter months of January, February, November, and December have a low UV Index of 1 or 2, allowing for a safer sun exposure time of up to 45 minutes. As UV levels rise in the spring during March and April (moderate exposure), it’s essential for visitors and residents to stay vigilant. To protect against potential skin damage, it is advisable to use sunscreen, wear protective clothing, and seek shade, especially during peak sun hours in the high-risk months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Siauliai UVI | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 2 | 1 |
| Panevezys UVI | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 2 | 1 |
| Klaipeda UVI | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 2 | 1 |
| Pervalka | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 2 | 1 |
| Kaunas UVI | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 2 | 1 |
| Vilnius UVI | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 2 | 1 |