Question 1

How many days does September 2015 have?

Accepted Answer

September 2015 has 30 days. It starts on Tuesday and ends on Wednesday.

Question 2

What ISO week does September 2015 start in?

Accepted Answer

1 September 2015 falls in ISO week 36. Weeks run Monday–Sunday per ISO 8601.

Question 3

Where can I see the public holidays of Vatican City in September 2015?

Accepted Answer

The calendar on this page marks every national public holiday of Vatican City in September 2015 in red, with joint/regional days in amber.

settembre 2015