Question 1

How many days does October 1990 have?

Accepted Answer

October 1990 has 31 days. It starts on Monday and ends on Wednesday.

Question 2

What ISO week does October 1990 start in?

Accepted Answer

1 October 1990 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 1990?

Accepted Answer

The calendar on this page marks every national public holiday of South Korea in October 1990 in red, with joint/regional days in amber.

10월 1990