Coldest Warmest Areas

Here are the coldest to the warmest areas of the state, based on 49 reporting stations. Data, collected by month for thirty years, are calculated by recording the difference between the mean temperature for a month, and 65 degrees as the base temperature. (See detailed definition below.) HDD = heating degree days; CDD = cooling…

Degree Days

The following heating and cooling degree day normals by month for forty-nine locations in Maine, one aspect of the climate, are calculated by recording the difference between the mean temperature for a month and 65 degrees as the base temperature. (See detailed definition below.) HDD = heating degree days; CDD = cooling degree days; AP…