Mount Vernon, TX is located in a humid subtropical climate zone, which features hot summers and mild winters. The average annual high temperature is 78 degrees Fahrenheit, and the average annual low temperature is 52 degrees Fahrenheit. Precipitation levels are fairly consistent throughout the year, with an average of around 46 inches per year. Summers in Mount Vernon tend to be hot and humid, and while there can be occasional showers throughout the summer months, they rarely result in severe weather conditions. Winters tend to be mild with occasional cold snaps that can bring temperatures down below freezing for brief periods of time.
Mount Vernon (zip 75457), Texas gets 46 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Mount Vernon (zip 75457) averages 2 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 220 sunny days per year in Mount Vernon (zip 75457). The US average is 205 sunny days.
Mount Vernon (zip 75457) gets some kind of precipitation, on average, 78 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 92 degrees
Winter Low: the January low is 32
Rain: averages 46 inches of rain a year
Snow: averages 2 inches of snow a year