What dates are in week 40 of 2027?

Week 40 runs from October 4, 2027 through October 10, 2027.

How many weekdays are in week 40?

There are five Monday-to-Friday weekdays before country-specific public holidays are excluded.

Exact ISO week dates

Week 40 of 2027

Week 40 of 2027 runs from Monday, October 4, to Sunday, October 10. See every date, weekday count and adjacent ISO weeks.

ISO week 40October 4–October 10, 2027Monday through Sunday · 5 weekdays · 2 weekend days

Upcoming

Dates in week 40

Day	Date	Type
Monday	October 4, 2027	Weekday
Tuesday	October 5, 2027	Weekday
Wednesday	October 6, 2027	Weekday
Thursday	October 7, 2027	Weekday
Friday	October 8, 2027	Weekday
Saturday	October 9, 2027	Weekend
Sunday	October 10, 2027	Weekend

About week 40 of 2027

Week 40 of 2027 runs from Monday, October 4 through Sunday, October 10. It spans October and contains five standard Monday-to-Friday weekdays.

Public holidays are country-specific and are not removed from this basic weekday count. Use the working-days calculator when holidays need to be excluded.