Springfield, Oregon of Springfield that stated, in part "Yo to Springfield, Oregon – the real Springfield." In April 2012, Groening confirmed to "Smithsonian" magazine that he named the fictional Springfield after Springfield, Oregon. He also confirmed that he intentionally left it a secret to allow people the enjoyment of assuming it was based on their own Springfield. This region experiences warm (but not hot) and dry summers, with no average monthly temperatures above . According to the Köppen Climate Classification system, Springfield has a warm-summer Mediterranean climate, abbreviated "Csb" on climate maps. Springfield, Oregon Springfield is a city in Lane County, Oregon,
Springfield, Maine Springfield, Maine Springfield is a town in Penobscot County, Maine, United States. The population was 409 at the 2010 census. According to the United States Census Bureau, the town has a total area of , of which, of it is land and is water. 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 Köppen Climate Classification system, Springfield has a humid continental climate, abbreviated "Dfb" on climate maps. The Gothic Revival-style Springfield Congregational Church (1852) is listed on the National Register of