Last updated: May 3, 2025
Staying informed about the UV Index in Marianske Lazne, Czech Republic is crucial for safeguarding your skin health and preventing sunburn. Understanding the UV levels can help you make informed decisions about sun exposure and protective measures. With a Cfb climate that brings varying levels of UV radiation throughout the day, Marianske Lazne experiences an increase in UV Index during peak hours, reaching levels of 8 between 1:00 PM and 2:00 PM. Awareness of these daily fluctuations can significantly reduce risks and ensure that your time outside remains enjoyable and safe.
As the sun rises, the UV Index gradually climbs, showcasing its intensity throughout the day. At 07:00, it starts at a mild 1, but by 09:00, it picks up pace, reaching 3. The peak occurs at 12:00, hitting a solid 7. From 13:00 to 14:00, the index reaches its zenith at 8, warning us to take precautions under the midday sun. As the afternoon rolls on, the UV intensity drops steadily—dipping to 6 by 15:00, then falling further to 5 by 16:00. The evening brings more relief, with readings returning to 1 by 19:00. Be mindful of the sun’s powerful reach, especially during its peak hours!
| 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 | 5 | 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 experiences significant fluctuations, with notable increases during the spring and summer months. High-risk months for UV exposure are from April to August, where the index reaches its peak at 8 during May, June, and July, categorized as very high, indicating a burn time of just 15 minutes. As a result, it is crucial for visitors and residents to take precautions during these months, such as seeking shade, wearing protective clothing, and applying sunscreen frequently. February and March also present moderate risk, with UV indices of 3 and 4, respectively, encouraging individuals to be mindful of sun exposure. During the winter months, notably January and December, the UV index decreases to 2 and 1, allowing for more leisurely outdoor activities with less risk of overexposure.
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 |
| Marianske Lazne | 2 | 3 | 4 | 6 | 8 | 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 |