Last updated: March 2, 2024
The weather in Louisville, United States, during August is characterized by an average temperature of 27°C (80°F). Highs can soar to 35°C (96°F), while lows may dip to 18°C (64°F). Typically, the humidity level in Louisville throughout August hovers around 77%.
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Average temperature
Maximum temperature
Humidity
In August, Louisville averages 130 mm (5.1 inches) of rainfall, typically over the course of 15 rainy days. The month enjoys an average of 13 hours 18 minutes of daylight, with the sun shining for approximately 9 hours 53 minutes each day. Additionally, there is a 42% probability of sunny days during this period.
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Chance of sun
In August, the UV Index in Louisville reaches a maximum of 11, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 10 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 | 6 | 8 | 10 | 11 | 10 | 8 | 5 | 3 | 1 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | Moderate | Low | |||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 30 min | 45 min | |||||