Tue Jul 21st, '26 - Daily Weather for San Antonio

San Antonio Weather Daily · Jul 20, 2026 · 1:50

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Good morning! Welcome to your day in sunny San Antonio. This is your weather for Tuesday, July 21st, 2026.

- Morning temperatures around a comfortable 75 degrees, perfect for a stroll on the River Walk

- Daytime highs soaring to about 102 degrees, stay hydrated and wear sunscreen

- Evening remains warm at 100 degrees with clear skies for a stunning sunset

- Slight breeze from the south-southeast at 8 mph

- Night temperatures will cool to around 90 degrees, ideal for dinner or live music outdoors

Thank you for joining me today. I’ll be here again tomorrow with your daily weather update. Have a fantastic day in wonderful San Antonio!