The climate in 78229 San Antonio, TX is hot and humid in the summer months due to its proximity to the Gulf of Mexico, with average temperatures reaching above 90掳F (32掳C). Winters are mild, with temperatures generally hovering around or just above 70掳F (21掳C). Rainfall is abundant throughout the year and thunderstorms are common during the summer months. Snow is a rarity in this region of Texas.
San Antonio (zip 78229), Texas gets 33 inches of rain, on average, per year. The US average is 38 inches of rain per year.
San Antonio (zip 78229) averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 224 sunny days per year in San Antonio (zip 78229). The US average is 205 sunny days.
San Antonio (zip 78229) gets some kind of precipitation, on average, 84 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