San Antonio, TX has a subtropical climate with hot summers and mild winters. The average temperature in the summer is around 86°F while the average temperature in the winter is about 63°F. It can be quite humid in San Antonio due to its proximity to the Gulf Coast, but there are some days during the summer where temperatures reach over 100°F. The city also receives an average of 32 inches of rain per year, so it is not uncommon for San Antonio to be hit with thunderstorms and rain showers throughout the year.
San Antonio, Texas gets 33 inches of rain, on average, per year. The US average is 38 inches of rain per year.
San Antonio averages 0 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 San Antonio. The US average is 205 sunny days.
San Antonio 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 94 degrees
Winter Low: the January low is 41
Rain: averages 33 inches of rain a year
Snow: averages 0 inches of snow a year