Last updated: May 3, 2025
In Biržai, Lithuania, awareness of the UV Index is crucial for maintaining skin health and preventing sunburn, especially during the sunnier months. With a Dfb climate, residents and visitors alike should be mindful of changing UV levels throughout the day, which can peak at 6 around midday. Understanding these UV levels helps you make informed decisions on sun protection, ensuring outdoor activities remain safe and enjoyable. Being informed about potential risks not only protects your skin but also promotes long-term wellness in this beautiful region of Lithuania.
The UV Index charts a dynamic journey throughout the day, peaking at 6 around 1 PM, signaling the most intense sun exposure. Early risers can enjoy a gentle start with a UV Index of 1 at 7 AM, gradually ascending to 2 by 8 AM. As the clock strikes 10 AM, it reaches 3, nudging sun-seekers to apply sunscreen. The midday sun exudes its power, hitting 5 at 12 PM before reaching its zenith. Post peak, the index gracefully descends, settling at 4 by 4 PM and tapering off to 1 by 7 PM. Whether you're basking in the sun or seeking shade, staying informed about the UV Index is crucial for skin safety throughout the day!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 3 | moderate | 30 min |
| 11:00 | 4 | moderate | 30 min |
| 12:00 | 5 | moderate | 30 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, there are significant variations in the UV Index that indicate changing risks associated with sun exposure. January and February exhibit low levels, with a UV Index of 1 and 2, allowing for a safer burn time of 45 minutes. As we move into March and April, the UV Index rises to 3 and 5 respectively, transitioning to a moderate risk where the burn time decreases to 30 minutes. The peak risk months occur from May to August, where the UV Index reaches high levels of 6 and 7, corresponding to a burn time of just 25 minutes. September and October see a return to moderate levels, with the UV Index falling to 4 and 3, extending burn times back to 30 minutes. November and December once again present low UV conditions, with burn times increasing to 45 minutes. Visitors and residents should exercise increased caution and utilize sun protection during the high-risk months of May through August, ensuring adequate sunscreen application, protective clothing, and seeking shade when necessary.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Birzai | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 4 | 3 | 2 | 1 |
| 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 |
| 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 |