Typical date of Atlantic named storms

Over the past 30 seasons ending 2024, the first named storm comes along during the first week of June, and the basin has reached average by the middle of October.

StormFirst (95-24)Earliest (overall)Latest (overall)
AJune 3Jan. 7Sept. 15.
BJuly 4May 25Oct. 26
CJuly 26June 2Sept. 24
DAug. 8June 20Nov. 19
EAug. 16June 30Nov. 28
FAug. 29July 9Nov. 18
GSept. 1July 22Nov. 14
HSept. 7July 24Oct. 26
ISept. 10July 28Nov. 13
JSept. 13Aug. 13Nov. 9
KSept. 21Aug. 14Nov. 29
LSept. 22Aug. 21Dec. 12
MOct. 5Aug. 22Nov. 20
NOct. 9Sep. 1Nov. 23

Given the name average is 14, the chart above includes that many storms.

With rather variable data and wanting to focus on the very nearest time frame, the column for first (1995-2024) is per the median date. Columns for first and last include the full period of record in the International Best Track Archive for Climate Stewardship.


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