Temperature for December 1965
In December 1965 the average high temperature in San Antonio, TX was 64.8°F, and this was 0.8°F cooler than the average of 65.7°F. The hottest day in December 1965 was 31 December when the temperature reached 75.0°F. Overnight the average temperature in December is 44.7°F and in 1965 the average overnight temperature was 3.5°F warmer at 48.1°F.