Last updated: March 2, 2024
The weather in Houston, United States, during August is characterized by an average temperature of 27°C (81°F). Highs can soar to 36°C (97°F), while lows may dip to 18°C (65°F). Typically, the humidity level in Houston throughout August hovers around 77%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In August, Houston averages 127 mm (5.0 inches) of rainfall, typically over the course of 15 rainy days. The month enjoys an average of 13 hours 20 minutes of daylight, with the sun shining for approximately 10 hours 10 minutes each day. Additionally, there is a 42% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In August, the UV Index in Houston reaches a maximum of 10, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 | 6 | 8 | 10 | 10 | 10 | 8 | 5 | 3 | 1 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | Moderate | Low | |||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 30 min | 45 min | |||||||