Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors of Cierny Balog, Slovakia, as it plays a vital role in protecting skin health and preventing sunburn. With a Dfb climate featuring warm summers and chilly winters, the region experiences varying UV exposure levels throughout the year. During the peak summer months, the UV Index can reach a high of 9 around midday, indicating a significant risk of harm from unprotected sun exposure. By staying informed about the UV Index, you can take necessary precautions and enjoy the beautiful outdoors while safeguarding your skin.
From 07:00 to 09:00, the UV Index starts gradually rising, reaching a moderate level of 4 by 09:00. The sun's intensity peaks from 11:00 to 13:00, with the index soaring to a high of 9, demanding caution for outdoor activities during these hours. As the afternoon wanes, the UV Index dips to 8 at 14:00, then gradually declines to 6 by 15:00, and continues to fall until it reaches a gentle 1 by 19:00. For those planning to enjoy the outdoors, the peak UV hours to be mindful of are between 11:00 and 13:00, when sun protection is essential!
| 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 | 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 | 2 | low | 45 min |
| 18:00 | 1 | 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 |
| Cierny Balog | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 1 |