Temperature for December 1969
In December 1969 the average high temperature in San Antonio, TX was 67.0°F, and this was 1.3°F warmer than the average of 65.7°F. The hottest day in December 1969 was 15 December when the temperature reached 75.0°F. Overnight the average temperature in December is 44.7°F and in 1969 the average overnight temperature was 1.1°F warmer at 45.7°F.