Question 1

How many days does April 1921 have?

Accepted Answer

April 1921 has 30 days. It starts on Friday and ends on Saturday.

Question 2

What ISO week does April 1921 start in?

Accepted Answer

1 April 1921 falls in ISO week 13. Weeks run Monday–Sunday per ISO 8601.

Question 3

Where can I see the public holidays of South Korea in April 1921?

Accepted Answer

The calendar on this page marks every national public holiday of South Korea in April 1921 in red, with joint/regional days in amber.

4월 1921