McKinney, TX has a humid subtropical climate with hot summers and mild winters. The average yearly temperature in the area is around 65掳F (18掳C), with July being the hottest month of the year with an average high of 95掳F (35掳C). Rainfall is distributed throughout the year, but peaks in May, June, and September. Snowfall is rare in McKinney, TX; however, when it does occur it usually happens between December and March.
McKinney (zip 75069), Texas gets 41 inches of rain, on average, per year. The US average is 38 inches of rain per year.
McKinney (zip 75069) averages 1 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 McKinney (zip 75069). The US average is 205 sunny days.
McKinney (zip 75069) gets some kind of precipitation, on average, 81 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 1 inches of snow a year