Last updated: March 2, 2024
The weather in Sliven, Bulgaria, during June is characterized by an average temperature of 19°C (67°F). Highs can soar to 30°C (86°F), while lows may dip to 10°C (50°F). Typically, the humidity level in Sliven throughout June hovers around 66%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In June, Sliven averages 150 mm (5.9 inches) of rainfall, typically over the course of 18 rainy days. The month enjoys an average of 15 hours 15 minutes of daylight, with the sun shining for approximately 13 hours 13 minutes each day. Additionally, there is a 44% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In June, the UV Index in Sliven reaches a maximum of 10, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 15 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 | 2 | 3 | 5 | 7 | 9 | 10 | 9 | 8 | 6 | 4 | 2 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||