Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Radesinska Svratka, Czech Republic, where the climate can elevate UV exposure risks significantly, especially during the peak hours of sunlight. Awareness of UV levels helps in taking preventative measures against sunburn and long-term skin health issues. With typical UV readings reaching as high as 8 around midday, it's essential for locals to stay informed about the daily UV Index. By knowing when to seek shade or apply sunscreen, you can enjoy the beautiful Cfb climate while protecting your skin from harmful rays.
The UV Index throughout the day presents a fascinating ebb and flow, starting at a mild 1 at 7:00 AM and gradually climbing to its peak of 8 by 1:00 PM. As the sun ascends in the sky, the intensity of ultraviolet rays increases sharply, reaching 6 at 11:00 AM and hitting 7 just before noon. The afternoon sees a gentle decline, with values dropping to 6 by 3:00 PM and further down to 2 by 6:00 PM, before tapering off to 1 again by 7:00 PM. This data underscores the importance of sun protection during the midday hours when UV exposure is at its highest. Remember to stay safe under the sun! 🌞
| 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 | 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 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index values vary significantly, indicating changing risks for sun exposure. The months of May to August are high-risk periods, with UV Indexes peaking at 9 in June and remaining at 8 in July, where burn times drop to just 15 minutes. In contrast, January and December present lower risks, with UV Indexes of 2 and 1, allowing for safer outdoor activities with burn times of 45 minutes. From February to April, the risk begins to increase, reaching a moderate category with a burn time of 30 minutes in February and March. Visitors and residents are advised to take protective measures—such as wearing sunscreen, protective clothing, and sunglasses—especially during the peak summer months when the sun's intensity can lead to quick skin damage.
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 |
| 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 |
| Radesinska Svratka | 2 | 3 | 5 | 6 | 8 | 9 | 8 | 7 | 6 | 4 | 2 | 1 |