In October, San Antonio typically sees daytime highs of 28.0°C and overnight lows around 14.7°C. Compared to the annual average high of 26.8°C, October runs +1.2°C.
October in San Antonio averages a daytime high of 28.0°C and an overnight low of 14.7°C.
October runs +1.2°C compared to San Antonio's annual average high of 26.8°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 28.0°C and cooler evenings around 14.7°C.