Tropical cyclogenesis first occurred in the month of May, with the development of Subtropical Storm Alpha. The month of June featured three tropical cyclones, including Hurricane Agnes and two tropical depressions. Three more systems formed in July, though all of them failed to reach tropical storm status. August was the most active month of the season, with five systems, including Hurricane Betty, Tropical Storm Carrie, and three tropical depressions. September featured slightly less cyclogenesis, with Hurricane Dawn, Subtropical Storm Charlie, and two tropical depressions. An additional three tropical depressions formed in October. Subtropical Storm Delta was the sole system in November, lasting from November 1 to November 7.