Question 1

How many days does October 1991 have?

Accepted Answer

October 1991 has 31 days. It starts on Tuesday and ends on Thursday.

Question 2

What ISO week does October 1991 start in?

Accepted Answer

1 October 1991 falls in ISO week 40. Weeks run Monday–Sunday per ISO 8601.

Question 3

Where can I see the public holidays of South Korea in October 1991?

Accepted Answer

The calendar on this page marks every national public holiday of South Korea in October 1991 in red, with joint/regional days in amber.

10월 1991