Question 1

How many days does January 1918 have?

Accepted Answer

January 1918 has 31 days. It starts on Tuesday and ends on Thursday.

Question 2

What ISO week does January 1918 start in?

Accepted Answer

1 January 1918 falls in ISO week 1. Weeks run Monday–Sunday per ISO 8601.

Question 3

Where can I see the public holidays of Sri Lanka in January 1918?

Accepted Answer

The calendar on this page marks every national public holiday of Sri Lanka in January 1918 in red, with joint/regional days in amber.