Allen, TX has a humid subtropical climate with hot summers and mild winters. It receives an average of 39 inches of rain annually and the humidity in the area can reach up to 95% during the summer months. The temperatures in Allen range from an average high of 94 degrees Fahrenheit in July to an average low of 33 degrees Fahrenheit in January. Snowfall is rare, but possible during winter months, with an average of 1 inch of snow per year.
Allen, Texas gets 41 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Allen averages 2 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 232 sunny days per year in Allen. The US average is 205 sunny days.
Allen gets some kind of precipitation, on average, 83 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 93 degrees
Winter Low: the January low is 32
Rain: averages 41 inches of rain a year
Snow: averages 2 inches of snow a year