Washington, DC weather in December 1979

Temperature for December 1979

In December 1979 the average high temperature in Washington, DC was 54.0°F, and this was 5.9°F warmer than the average of 48.1°F. The hottest day in December 1979 was 13 December when the temperature reached 69.1°F. Overnight the average temperature in December is 32.2°F and in 1979 the average overnight temperature was 1.3°F warmer at 33.5°F.

Precipitation for December 1979

In December the average monthly rainfall in Washington, DC is 1.75 inches with rain usually falling on 9 days. In December 1979 there was a total of 0.84 inches of rain, that fell on 8 days.