San Antonio, TX Climate in July

Temperature for July

In San Antonio, TX during July the average high temperature is 95.4°F. The hottest day on record was July 26, 1954 when the temperature hit 108.0°F.

San Antonio, TX daily average and extreme temperature range for July

Low Temperature

During July the overnight temperature drops to an average of 74.9°F, with the lowest temperature of 62.4°F being recorded on July 5, 1940. In July it has never frozen overnight.

Precipitation for July

In July the average monthly rainfall in San Antonio, TX is 0.86 inches with rain usually falling on between 5 and 6 days. 1938 was the driest July with only 0.00 inches of rain falling, and 2007 was the wettest July with 6.92 inches of rain. The wettest single day in July was 24 July 2008 when 2.95 inches of rain fell.

There are thunderstorms on between 3 and 4 days in July.