Dallas weather in January
Long-run climate averages for Dallas, TX in January, plus what the forecast models say for the days ahead.
In January, Dallas averages 56°F by day and 38°F at night. The wettest month is usually May.
January in Dallas averages a daytime high of 56°F and an overnight low of 38°F, which reads as cool for this part of the world. It is the coldest month of the year here. Across the whole year Dallas sees roughly 54 inches of precipitation.
Climate averages tell you what to pack. They do not tell you what next Tuesday looks like — for that, see the live Dallas forecast with every model compared and how much they currently agree.
Dallas weather by month
what to expect in Dallas through the yearHere is Dallas's typical weather in each month: the average daytime high and overnight low in °F, how each month feels, and the wettest month marked. Use it to plan any trip to Dallas by season.