Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Sliac, Slovakia, as it directly impacts sun exposure and skin health. With peaks reaching a high of 9 around midday, awareness of UV levels can help prevent painful sunburns and long-term skin damage. The Dfb climate of Sliac produces distinct seasonal variations in sunlight, increasing the importance of staying informed about daily UV exposure risks. Protecting your skin starts with knowing when to seek shade or apply sunscreen—especially during those peak hours when the sun is most intense. Stay informed and enjoy the beautiful Slovak sun safely!
Throughout the day, the UV Index displays a dynamic progression that's crucial for sun safety. Starting at a low 1 at 7:00 AM, it gradually ascends, reaching 2 by 8:00 AM. As the sun climbs higher, the index peaks at 9 by 1:00 PM, marking the time for heightened caution. From this zenith, it gradually declines: 8 at 2:00 PM, down to 6 by 3:00 PM, and further softening to 3 by 5:00 PM. By evening, the index settles back at 2 at 6:00 PM, and finally returns to 1 as the sun sets at 7:00 PM. It's imperative to protect your skin during the peak hours, especially from 10:00 AM to 2:00 PM, when the UV rays are most intense.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 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 | 9 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 6 | high | 25 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, the UV Index demonstrates notable seasonal variations that affect exposure risk. January and February have relatively low to moderate UV levels (Index 2-3), with safe burn times of 45 and 30 minutes respectively. As spring approaches, March sees a rise to an index of 5, and by April, it reaches 6, marking the beginning of high-risk months. The most critical period arrives in May and June, where the UV Index peaks at 8-9, indicating very high exposure risk and a reduced burn time of just 15 minutes. July and August maintain this peak, before tapering off in September with a return to a high risk (UV Index 6). October brings a moderate reduction (Index 4), while winter months November and December drop back to low levels. Visitors and residents should be particularly vigilant during May through September, using sunscreen and protective clothing to minimize harmful effects during these high-risk months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Presov UVI | 2 | 3 | 5 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Kosice UVI | 2 | 3 | 5 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Bratislava UVI | 2 | 3 | 5 | 6 | 8 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Nitra UVI | 2 | 3 | 5 | 6 | 8 | 9 | 8 | 8 | 6 | 4 | 2 | 1 |
| Zilina UVI | 2 | 3 | 5 | 6 | 7 | 9 | 9 | 8 | 6 | 4 | 2 | 1 |
| Sliac | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 1 |