Portland, ME weather in December 1981

Temperature for December 1981

In December 1981 the average high temperature in Portland, ME was 37.6°F, and this was 1.6°F cooler than the average of 39.2°F. The hottest day in December 1981 was 3 December when the temperature reached 48.9°F. Overnight the average temperature in December is 19.5°F and in 1981 the average overnight temperature was 2.4°F warmer at 21.9°F.

Precipitation for December 1981

In December the average monthly rainfall in Portland, ME is 4.26 inches with rain usually falling on 8 days. In December 1981 there was a total of 4.76 inches of rain, that fell on 8 days.