 The 2007 Atlantic hurricane season was an active Atlantic hurricane season that produced 17 tropical cyclones , 15 tropical storms , six hurricanes , and two major hurricanes . It officially started on June 1 and ended on November 30 , dates which conventionally delimit the period during which most tropical cyclones form in the Atlantic Ocean . The first tropical cyclone , Subtropical Storm Andrea , developed on May 9 , while the last storm , Tropical Storm Olga , dissipated on December 13 . The most intense hurricane , Dean , is tied for the seventh most intense Atlantic hurricane ever recorded as well as the third most intense Atlantic hurricane at landfall . The season was one of only four on record for the Atlantic with more than one Category 5 storm . It was the second on record in which an Atlantic hurricane , Felix , and an eastern Pacific hurricane , Henriette , made landfall on the same day . September had a record @-@ tying eight storms , although the strengths and durations of most of the storms were low . Aside from hurricanes Dean and Felix , none of the storms in the season exceeded Category 1 intensity . 
