Temperature for December 1957
In December 1957 the average high temperature in Washington, DC was 50.3°F, and this was 2.3°F warmer than the average of 48.1°F. The hottest day in December 1957 was 23 December when the temperature reached 63.3°F. Overnight the average temperature in December is 32.2°F and in 1957 the average overnight temperature was 3.9°F warmer at 36.2°F.