Houston Weather January 2025. With average high temperatures of 61.3°f (16.3°c) and lows of 46°f (7.8°c), january is the coldest month. Noaa via pivotal weather areas of the u.s., including the south and southeast, are.

In preparation of high demand and cold. Our weather forecast can give you a great sense of what weather to expect in texas in january 2025.