Question 1

How many days does December 2015 have?

Accepted Answer

December 2015 has 31 days. It starts on Tuesday and ends on Thursday.

Question 2

What ISO week does December 2015 start in?

Accepted Answer

1 December 2015 falls in ISO week 49. Weeks run Monday–Sunday per ISO 8601.

Question 3

Where can I see the public holidays of Papua New Guinea in December 2015?

Accepted Answer

The calendar on this page marks every national public holiday of Papua New Guinea in December 2015 in red, with joint/regional days in amber.