Question 1

How many days does January 1930 have?

Accepted Answer

January 1930 has 31 days. It starts on Wednesday and ends on Friday.

Question 2

What ISO week does January 1930 start in?

Accepted Answer

1 January 1930 falls in ISO week 1. Weeks run Monday–Sunday per ISO 8601.

Question 3

Where can I see the public holidays of South Korea in January 1930?

Accepted Answer

The calendar on this page marks every national public holiday of South Korea in January 1930 in red, with joint/regional days in amber.

1월 1930