The warmest month in Houston is August, with an average high of 33°C and an average low of 25°C. The coldest month is January, with an average high of 16.8°C and an average low of 7.4°C. Between 2016 and 2025, the highest temperature recorded was 41.7°C (August 27, 2023) and the lowest was -10.9°C (February 16, 2021).
| Month | Avg. high | Avg. low | Precipitation |
|---|---|---|---|
| January | 16.8°C | 7.4°C | 149 mm |
| February | 19.7°C | 10.1°C | 104 mm |
| March | 23.1°C | 14°C | 131 mm |
| April | 25.6°C | 16.4°C | 163 mm |
| May | 29°C | 20.7°C | 235 mm |
| June | 31.8°C | 23.8°C | 189 mm |
| July | 32.6°C | 24.7°C | 191 mm |
| August | 33°C | 25°C | 192 mm |
| September | 31°C | 22.8°C | 182 mm |
| October | 27.5°C | 18.1°C | 124 mm |
| November | 22.2°C | 13.1°C | 107 mm |
| December | 19.1°C | 10.2°C | 154 mm |
Based on daily historical weather data 2016–2025. Weather data by Open-Meteo.com.
Explore detailed temperature patterns in Houston, United States through interactive candlestick charts. View historical weather data with daily temperature ranges, trends, and variations. Whether you're planning a trip to Houston or analyzing local climate patterns, our unique visualization makes temperature data easy to understand. Get insights into Houston's weather patterns from hourly updates to yearly historical data.