Portland, ME weather in December 1986

Temperature for December 1986

In December 1986 the average high temperature in Portland, ME was 40.4°F, and this was 1.2°F warmer than the average of 39.2°F. The hottest day in December 1986 was 4 December when the temperature reached 55.0°F. Overnight the average temperature in December is 19.5°F and in 1986 the average overnight temperature was 0.7°F warmer at 20.1°F.

Precipitation for December 1986

In December the average monthly rainfall in Portland, ME is 4.26 inches with rain usually falling on 8 days. In December 1986 there was a total of 6.02 inches of rain, that fell on 6 days.