Last updated: March 2, 2024
The weather in Karlovy Vary, Czech Republic, during April is characterized by an average temperature of 7°C (44°F). Highs can soar to 21°C (69°F), while lows may dip to -5°C (24°F). Typically, the humidity level in Karlovy Vary throughout April hovers around 81%.
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Humidity
In April, Karlovy Vary averages 41 mm (1.6 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 13 hours 48 minutes of daylight, with the sun shining for approximately 11 hours 30 minutes each day. Additionally, there is a 32% probability of sunny days during this period.
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In April, the UV Index in Karlovy Vary reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 25 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 1 | 1 | 2 | 3 | 4 | 5 | 6 | 5 | 4 | 3 | 2 | 1 | 1 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||