Question 1

How many days does May 1917 have?

Accepted Answer

May 1917 has 31 days. It starts on Tuesday and ends on Thursday.

Question 2

What ISO week does May 1917 start in?

Accepted Answer

1 May 1917 falls in ISO week 18. Weeks run Monday–Sunday per ISO 8601.

Question 3

Where can I see the public holidays of South Korea in May 1917?

Accepted Answer

The calendar on this page marks every national public holiday of South Korea in May 1917 in red, with joint/regional days in amber.

5월 1917