 John Dudley, a sometime missionary to the Choctaw Indians, a graduate of Yale Seminary, the descendant of one of the earliest families of Connecticut (his ancestor William Dudley settled in Guilford in the early 17th century) and a widely reprinted Congregational preacher, made his home in Weathersfield, where his son William Wade Dudley was born.On August 20, 2011, Weathersfield celebrated the 250th anniversary of its town charter.According to the United States Census Bureau, the town has a total area of , of which is land and , or 1.27%, is water.