JavaScript: The Definitive Guide

24.40. Date.getUTCMonth( ): return the month-of-the-year field of a Date (universal time)

ECMAScript v1

24.40.1. Synopsis

date.getUTCMonth( )

24.40.1.1. Returns

The month of the year that results when date is expressed in universal time. The return value is an integer between 0 ( January) and 11 (December). Note that the Date object represents the first day of the month as 1 but represents the first month of the year as 0.