JavaScript Date setUTCMonth()
More "Try it Yourself" examples below.
Definition and Usage
The setUTCMonth() method sets the month (from 0 to 11) of a date object, according to UTC.
Note: January is 0, February is 1, and so on.
Notes
UTC (Universal Time Coordinated) is the time set by the World Time Standard.
UTC time is the same as GMT time (Greenwich Mean Time).
Browser Support
setUTCMonth() is an ECMAScript1 (ES1) feature.
ES1 (JavaScript 1997) is fully supported in all browsers:
| Chrome | Edge | Firefox | Safari | Opera | IE |
| Yes | Yes | Yes | Yes | Yes | Yes |
Syntax
Date.setUTCMonth(month, day)
Parameter Values
| Parameter | Description |
|---|---|
| month | Required. An integer representing the month
Expected values are 0-11, but other values are allowed:
|
| day | Optional. An integer representing the day of month
Expected values are 1-31, but other values are allowed:
If the month has 31 days:
If the month has 30 days:
|
Technical Details
| Return Value: | A Number, representing the number of milliseconds between the date object and midnight January 1 1970 |
|---|---|
| JavaScript Version: | ECMAScript 1 |
More Examples
Example
Set the month to 4 (May) and the day to the 20th:
const d = new Date();
d.setUTCMonth(4, 20);
Try it Yourself »
Example
Set the date to be the last day of last month:
const d = new Date();
d.setUTCMonth(d.getUTCMonth(), 0);
Try it Yourself »
