October is the tenth month
of the year
in the Gregorian Calendar
and one of seven Gregorian months with a length of 31 days
. The eighth
month in the old Roman calendar
, October retained its name (from the Greek
" meaning "eight") when January and February were added.
October is commonly associated with the season of autumn in the Northern hemisphere and spring in the Southern hemisphere, where it is the seasonal equivalent to April in the Southern Hemisphere and vice versa.
In common years January starts on the same day of the week as October, but no other month starts on the same day of the week as October in leap years.
October events and holidays
More events are listed on the individual dates of the calendar on this page.