In June, San Antonio typically sees daytime highs of 14.9°C and overnight lows around 6.2°C. Compared to the annual average high of 18.7°C, June runs -3.8°C.
June in San Antonio averages a daytime high of 14.9°C and an overnight low of 6.2°C.
June runs -3.8°C compared to San Antonio's annual average high of 18.7°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 14.9°C and cooler evenings around 6.2°C.