YouTipJsref Setutchours
# JavaScript setUTCHours() Method
[ JavaScript Date Object](#)
## Example
Set the hour field to 15 according to Coordinated Universal Time (UTC):
var d = new Date();
d.setUTCHours(15);
_d_ outputs according to local time:
Thu Jun 18 2026 15:14:48 GMT+0000 (Coordinated Universal Time)
[Try it yourself »](#)
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## Definition and Usage
The setUTCHours() method is used to set the hour (0 - 23) according to Coordinated Universal Time (UTC).
This method can also be used to set the minutes, seconds, and milliseconds.
**Tip:** Coordinated Universal Time, also known as Universal Time, World Standard Time, International Coordinated Time, abbreviated as UTC (Universal Coordinated Time).
**Note:** UTC time is the same as GMT (Greenwich Mean Time).
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## Browser Support
The setUTCHours() method is supported by all major browsers.
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## Syntax
_Date_.setUTCHours(_hour_,_min_,_sec_,_millisec_)
## Parameter Values
| Parameter | Description |
| :--- | :--- |
| _hour_ | Required. The value to set the hour field of the dateObject to. This parameter is an integer between 0 and 23: * -1 is the last hour of the previous day. * 24 is the first hour of the next day |
| _min_ | Optional. The value to set the minute field of the date Object to. This parameter is an integer between 0 and 59: * -1 is the last minute of the previous hour * 60 is the first minute of the next hour |
| _sec_ | Optional. The value to set the second field of the date Object to. This parameter is an integer between 0 and 59: * -1 is the last second of the previous minute * 60 is the first second of the next minute |
| _millisec_ | Optional. The value to set the millisecond field of the date Object to. This parameter is an integer between 1 and 999: * -1 is the last millisecond of the previous second * 1000 is the first millisecond of the next second |
## Return Value
| Type | Description |
| --- | --- |
| Number | The number of milliseconds from January 1, 1970 to the adjusted date. |
## Technical Details
| JavaScript Version: | 1.3 |
| --- |
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## More Examples
## Example
Set the time to 15:35:01 according to Coordinated Universal Time (UTC):
var d = new Date();
d.setUTCHours(15,35,1);
_d_ outputs the result according to local time:
Thu Jun 18 2026 15:35:01 GMT+0000 (Coordinated Universal Time)
[Try it yourself »](#)
## Example
Set the time to 48 hours ago according to Coordinated Universal Time (UTC):
var d = new Date();
d.setUTCHours(d.getUTCHours()-48);
_d_ outputs the result according to local time:
Tue Jun 16 2026 03:14:48 GMT+0000 (Coordinated Universal Time)