San Antonio, TX Climate

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

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for San Antonio is 7.0 (10=best), which means it is about average compared to other places in Texas.

3.3 Summer - 8.1 Winter

April, October and November are the most pleasant months in San Antonio, while August and July are the least comfortable months.

Climate	San Antonio, Texas	United States
	Unlock	38.1 in.
	0.2 in.	Unlock
	Unlock	106.2 days
	220 days	Unlock
	94.2°	85.8°
	Unlock	21.7°
	7	Unlock
	Unlock	4.3
	650 ft.	Unlock

Climate

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

August is the hottest month for San Antonio with an average high temperature of 95.7°, which ranks it as warmer than most places in Texas. In San Antonio, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for San Antonio are April, October and March.

In San Antonio, there are 105.8 days annually when the high temperature is over 90°, which is hotter than most places in Texas.

January has the coldest nighttime temperatures for San Antonio with an average of 40.5°. This is warmer than most places in Texas.

In San Antonio, there are 16.3 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Texas.

In San Antonio, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Texas.

Humidity in San Antonio can be uncomfortable during the summer, but comfortable for most of the year. The most uncomfortably humid months are July, June and August. The humid season runs from May-September and the most comfortable months are October-April.

October is the wettest month in San Antonio with 4.2 inches of rain, and the driest month is January with 1.9 inches. The wettest season is Winter with 29% of yearly precipitation and 18% occurs in Spring, which is the driest season. The annual rainfall of 32.8 inches in San Antonio means that it is about average compared to other places in Texas.

March is the rainiest month in San Antonio with 9.0 days of rain, and August is the driest month with only 4.5 rainy days. There are 82.5 rainy days annually in San Antonio, which is rainier than most places in Texas. The rainiest season is Summer when it rains 28% of the time and the driest is Autumn with only a 21% chance of a rainy day.

An annual snowfall of 0.2 inches in San Antonio means that it is about average compared to other places in Texas. January is the snowiest month in San Antonio with 0.2 inches of snow, and no months of the year have significant snowfall.

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Diana · San Antonio, TX

Inexpensive but not worth living here.

Over 2 years ago

I've lived here 13 years now and hoping to move!! Not the most exiting place to live if you enjoy being outdoors for activities like biking, hiking or even walking or More

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Izzy · San Marcos, TX

Unexciting for single 20 somethings

Over 3 years ago

I lived in San Antonio for about 7 months or so, and for a reason! Like anywhere I think SA has its pros and cons, but ultimately being in my early 20s and single I More

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Ian · Huntington, VA

Living in San Antonio

Over 3 years ago

Overall, San Antonio is a nice place to live. The weather is generally pleasant but from mid June to about mid September, it does get scorching hot. I remember one More

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