Question 1

How many days does October 1999 have?

Accepted Answer

October 1999 has 31 days. It starts on Friday and ends on Sunday.

Question 2

What ISO week does October 1999 start in?

Accepted Answer

1 October 1999 falls in ISO week 39. Weeks run Monday–Sunday per ISO 8601.

Question 3

Where can I see the public holidays of South Korea in October 1999?

Accepted Answer

The calendar on this page marks every national public holiday of South Korea in October 1999 in red, with joint/regional days in amber.

10월 1999