 harmony is a town in somerset county, maine, united states. the population was 939 at the 2010 census. ==geography== according to the united states census bureau, the town has a total area of , of which,  of it is land and  is water. ===climate=== this climatic region is typified by large seasonal temperature differences, with warm to hot (and often humid) summers and cold (sometimes severely cold) winters. according to the kÃ¶ppen climate classification system, harmony has a humid continental climate, abbreviated "dfb" on climate maps.[http://www.weatherbase.com/weather/weather-
Towns_in_Maine Towns_in_Somerset_County,_Maine