Weather By Day

August Weather In San Antonio  
August San Antonio Weather
Record High: 108°F
Normal High: 95°F
Normal Low: 74°F
Record Low: 61°F
Avg Monthly Rain: 2.57"
Rec 1 Day Rain: 5.73"

San Antonio Weather In August

The highest recorded temperature for San Antonio Texas for the past 69 years in August was 108 degrees Fahrenheit, registered on August 2, 1986, while the normal high temperature is 95. The record low August temperature in San Antonio for the last 69 years was 61 measured on August 20, 1992, and the standard low recorded daily temperature is 74.

US National Weather Service San Antonio August Weather data records that on August 25, 1966, the high temperature did not exceed 72 degrees Fahrenheit, the lowest high measured in San Antonio in the past 69 years. NWS data also shows that on August 9, 1980, the lowest measured temperature on that day did not drop below 82 degrees, the highest low temperature measured in San Antonio in the last 69 years.

According to the National Weather Service, the high temperature in San Antonio in August on the first day of the month averages 96 degrees and the high on the last day of the month averages 94 degrees. The average recorded low temperature in San Antonio on August First is 74 degrees Fahrenheit and the average low on the last day of August is 73 degrees.

San Antonio usually receives an average of 2.57 inches of precipitation during August. The most precipitation measured in a single day, as indicated by August San Antonio Weather data, was 5.73 inches on August 16, 2007.