Weather Forecast and Radar for San Antonio, Texas

Weather in San Antonio, TX

San Antonio's climate is considered to be humid subtropical. The city experiences hot summers and mild winters, with temperatures ranging from the mid-30s to the mid-90s throughout the year.

In the summer, temperatures typically range from the high 80s to the low 100s. The average high temperature in July and August is 96°F (36°C) and the average low is 78°F (26°C).

In the winter, temperatures are generally mild, ranging from the mid-30s to the mid-60s. The average high temperature in December and January is 59°F (15°C) and the average low is 41°F (5°C).

The spring and fall are moderate, with temperatures ranging from the mid-50s to the high 80s. The average high temperature in March and April is 78°F (26°C) and the average low is 58°F (14°C). The average high temperature in September and October is 86°F (30°C) and the average low is 66°F (19°C).

Rainfall is fairly consistent throughout the year, with an average of 23.8 inches (60.5 cm).

Fast Facts About San Antonio, TX

As of 2020, the city population is 2036324.

Major Cities Nearby San Antonio, TX

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for San Antonio, Texas.