Portland, ME weather in December 2012

Temperature for December 2012

In December 2012 the average high temperature in Portland, ME was 42.3°F, and this was 3.1°F warmer than the average of 39.2°F. The hottest day in December 2012 was 5 December when the temperature reached 55.4°F. Overnight the average temperature in December is 19.5°F and in 2012 the average overnight temperature was 3.9°F warmer at 23.3°F.

Precipitation for December 2012

In December the average monthly rainfall in Portland, ME is 4.26 inches with rain usually falling on 8 days. In December 2012 there was a total of 8.37 inches of rain, that fell on 11 days.