Question 1

How many days does December 2003 have?

Accepted Answer

December 2003 has 31 days. It starts on Monday and ends on Wednesday.

Question 2

What ISO week does December 2003 start in?

Accepted Answer

1 December 2003 falls in ISO week 49. Weeks run Monday–Sunday per ISO 8601.

Question 3

Where can I see the public holidays of United States in December 2003?

Accepted Answer

The calendar on this page marks every national public holiday of United States in December 2003 in red, with joint/regional days in amber.