Lewisville, TX has a humid subtropical climate, characterized by hot summers and mild winters. The average high temperature in summer is around 95°F with lows averaging around 75°F. In winter the average highs are around 65°F and lows around 45°F. During the spring and fall months, temperatures are generally pleasant with highs in the mid 70s and lows in the mid 50s. Rainfall is fairly consistent throughout the year, but slightly more concentrated during the summer months. On average Lewisville receives around forty inches of rain per year.
Lewisville, Texas gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Lewisville averages 1 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 230 sunny days per year in Lewisville. The US average is 205 sunny days.
Lewisville gets some kind of precipitation, on average, 77 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 95 degrees
Winter Low: the January low is 35
Rain: averages 38 inches of rain a year
Snow: averages 1 inches of snow a year