Progress of the average Atlantic season (1944-2005). Date upon which the following number of events would normally have occurred.

Number	Named systems	Hurricanes	Category 3 or greater
1	July 10	Aug 14	Sep 3
2	Aug 6	Aug 30	Sep 25
3	Aug 20	Sep 9	-
4	Aug 29	Sep 22	-
5	Sep 5	Oct 10	-
6	Sep 12	Nov 17	-
7	Sep 20	-	-
8	Sep 30	-	-
9	Oct 12	-	-
10	Nov 3	-	-

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