San Antonio 10 Forecast 2025 Weather. Looking ahead to monday, the sun will grace san antonio with another day of radiance and heat, bringing the high up to a toasty 82 degrees while southwest winds blow at. Ideal for planning your activities with.
San antonio is bracing for the possibility of freezing rain or even snow later this week amid plummeting morning temperatures. Showers early, becoming a steady rain later in the day.