In January, Houston typically sees daytime highs of 16.9°C and overnight lows around 5.8°C. Compared to the annual average high of 26.2°C, January runs -9.3°C.
January in Houston averages a daytime high of 16.9°C and an overnight low of 5.8°C.
January runs -9.3°C compared to Houston's annual average high of 26.2°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 16.9°C and cooler evenings around 5.8°C.