Last updated: May 3, 2025
In Olomouc, Czech Republic, awareness of the UV Index is crucial for safeguarding your skin health. Understanding UV levels can help prevent sunburn and reduce the risk of long-term skin damage associated with overexposure to harmful rays. With a Cfb climate, summers can bring moderate to high UV exposure—especially during midday hours when the index peaks at 7. Being informed about the UV Index in Olomouc not only protects you during outdoor activities but also ensures a healthier and more enjoyable experience under the sun.
As the sun rises, the UV Index begins its ascent, starting at a modest 1 by 07:00. By 09:00, it reaches 3, signaling that the day is getting brighter. The UV intensity peaks at 12:00 with a robust 7, where sun safety becomes crucial. This maximum level holds steady until 14:00, making it essential for outdoor enthusiasts to take precautions. Following this peak, the UV Index gradually declines, dipping to 5 by 15:00, and further to 4 at 16:00. As evening approaches, the index returns to safer levels—3 at 17:00, and finally, back to 1 by 19:00. Stay sun-smart and enjoy the beautiful day while safeguarding your skin!
| 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 | 6 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index experiences significant fluctuations throughout the year, with high-risk months identified primarily from April to August when the UV levels reach their peak. Particularly, June and July register a UV Index of 8 (very high), indicating a burn time of just 15 minutes, necessitating caution for all outdoor activities. In contrast, from January to February and November to December, the UV Index remains low at 2, allowing for longer exposure times of up to 45 minutes without significant risk. To protect yourself from harmful UV rays, it is advisable for both visitors and residents to seek shade during peak hours, wear protective clothing, and apply sunscreen during these elevated risk months, while being mindful that the UV levels drop significantly outside of this mid-year period.
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 | 2 | 3 | 4 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 2 |
| 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 |