October 2027 starts on a Friday and ends on a Sunday. It has 31 days, 21 weekdays and 20 working days after US federal holidays, across ISO weeks 39–43.
Holiday dates follow each holiday's official rule (federal holidays under 5 U.S.C. 6103, with weekend dates observed on the nearest weekday). See our sources.
Rosh Hashanah (Friday, Oct 1); Yom Kippur (Sunday, Oct 10); Columbus Day (Monday, Oct 11); Diwali (Friday, Oct 29); Halloween (Sunday, Oct 31).
How many working days are in October 2027?
October 2027 has 21 weekdays (Monday to Friday). Taking out the US federal holidays observed on weekdays leaves 20 working days. Company and state holidays can lower that further.
What day of the week does October 2027 start on?
October 2027 starts on Friday, October 1, 2027 and ends on Sunday, October 31, 2027.
Which week numbers are in October 2027?
October 2027 runs from ISO week 39 to week 43. ISO weeks start on Monday, and week 1 is the week with the year's first Thursday.
