Question 1

How many days does January 2001 have?

Accepted Answer

January 2001 has 31 days. It starts on Monday and ends on Wednesday.

Question 2

What ISO week does January 2001 start in?

Accepted Answer

1 January 2001 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 2001?

Accepted Answer

The calendar on this page marks every national public holiday of Sri Lanka in January 2001 in red, with joint/regional days in amber.