Portland, ME weather in December 2010

Temperature for December 2010

In December 2010 the average high temperature in Portland, ME was 38.7°F, and this was 0.5°F cooler than the average of 39.2°F. The hottest day in December 2010 was 14 December when the temperature reached 54.0°F. Overnight the average temperature in December is 19.5°F and in 2010 the average overnight temperature was 1.7°F warmer at 21.2°F.

Precipitation for December 2010

In December the average monthly rainfall in Portland, ME is 4.26 inches with rain usually falling on 8 days. In December 2010 there was a total of 4.31 inches of rain, that fell on 5 days.