Last updated: June 2, 2025
In Vrchlabi, Czech Republic, staying informed about the UV Index is crucial for the health and safety of residents and visitors alike. Understanding UV levels can significantly aid in sunburn prevention and promote long-term skin health, as prolonged exposure to harmful rays can lead to serious skin conditions. With Vrchlabi's Dfb climate providing a mix of cold winters and warm summers, UV exposure can vary greatly throughout the day. Notably, during peak hours, the UV Index can soar to 8, indicating a high risk for skin damage. So, whether you’re hitting the slopes or enjoying summer hikes, being aware of UV levels will help you protect your skin while basking in the beauty of this charming town.
Starting the day with a gentle UV Index of 1 at 7:00 AM, the sun gradually intensifies, reaching 2 by 8:00 AM. By 9:00 AM, the index climbs to 4, marking the beginning of a more active sun exposure period. The peak arrives at 12:00 PM, where the UV Index hits a robust 8, indicating that it's time to seek shade and lather on the sunscreen. Throughout the afternoon, the levels maintain a high of 8 until 2:00 PM, before gently tapering off to 7 by 3:00 PM and gradually declining to 5 by 4:00 PM, and further down to 3 by 5:00 PM. As the day winds down, the index falls to 2 at 6:00 PM and finally settles back to 1 by 7:00 PM, signaling a safe return to outdoor activities as the sun sets. Stay sun-smart and enjoy your day!
| 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 | 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 | 8 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index varies significantly throughout the year, reflecting changes in seasonal sun exposure. January and November exhibit low UV levels (Index 2) with a burn time of 45 minutes, while February and October show moderate levels (Index 3 and 4) with a burn time of 30 minutes. The risk escalates from March (Index 5) to June and July, where it reaches very high levels (Index 8), necessitating caution with a burn time of only 15 minutes. August and September maintain high levels (Index 6 and 7), with a burn time of 25 minutes. Visitors and residents should be particularly vigilant during the high-risk months of April to August, where sunscreen, protective clothing, and limited sun exposure are crucial to prevent skin damage. Always remain aware of the daily UV Index to stay safe in the sun!
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Prague UVI | 2 | 3 | 4 | 5 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Ostrava UVI | 2 | 2 | 4 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Olomouc UVI | 2 | 3 | 4 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 2 |
| Vrchlabi | 2 | 3 | 5 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Pilsen UVI | 2 | 3 | 5 | 6 | 8 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Brno UVI | 2 | 3 | 5 | 6 | 8 | 8 | 8 | 7 | 6 | 4 | 2 | 2 |