In July, Houston typically sees daytime highs of 34.0°C and overnight lows around 23.1°C. Compared to the annual average high of 26.2°C, July runs +7.8°C.
July in Houston averages a daytime high of 34.0°C and an overnight low of 23.1°C.
July runs +7.8°C compared to Houston's annual average high of 26.2°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 34.0°C and cooler evenings around 23.1°C.