If you live in San Antonio or plan to visit tomorrow, August 26, 2025, here is the weather info you need. It helps to know ahead so you can get ready for the day. San Antonio can get pretty warm this time of year, and tomorrow looks like a hot one with a small chance of rain. I will share the details in an easy way.
Tomorrow’s Weather in San Antonio: What to Expect
Look for a sunny day with highs around 36°C, which is about 96°F. The heat might feel like up to 39°C or 102°F because of the humidity. At night, temps drop to a low of 23°C or 74°F. There is a 20% chance of rain in the afternoon after 1 PM, but no rain odds listed for the night. Clouds should stay low since it’s mostly sunny.
Winds come from the east-southeast at about 8 km/h or 5 mph during the day, then get lighter in the afternoon and calm after midnight. No info on the UV index, but with lots of sun, wear sunscreen just in case. This forecast is from August 24 at 6:51 PM CDT, so things could change a bit.
Facts About San Antonio’s Location and Climate
San Antonio is in Texas, in the southern part of the US. It has a subtropical humid climate, with hot and wet summers and mild winters. Summers often hit 35°C with high humidity, and rain comes more in May and early June, but July and August are drier. Spring feels nice, with daytime highs near 30°C and nights around 14°C, and more rain in May.
The US has different weather in different spots. In the south like Texas, it’s warm most of the year, but watch for heat in summer.
If you go out tomorrow, drink water and stay cool in the heat. Weather can shift, so look for updates. Have a good day in San Antonio.