Question 1

How many days does January 1987 have?

Accepted Answer

January 1987 has 31 days. It starts on Thursday and ends on Saturday.

Question 2

What ISO week does January 1987 start in?

Accepted Answer

1 January 1987 falls in ISO week 1. Weeks run Monday–Sunday per ISO 8601.

Question 3

Where can I see the public holidays of Vatican City in January 1987?

Accepted Answer

The calendar on this page marks every national public holiday of Vatican City in January 1987 in red, with joint/regional days in amber.

gennaio 1987