Time zone information, including dates of Daylight Saving shifts, is available for any lat/lon pair by using the following API request:
Examples:
 
Time Zone Response Parameters
| Parameter | Description | 
| ID | 
Numeric Time Zone ID (internal use only) | 
| Name | 
Time Zone Name | 
| Date | 
Current date at the specified lat/lon | 
| GmtOffset | 
Number of hours offset from GMT time | 
| IsDaylightSaving | 
A "true" or "false" verification of whether the location is currently observing Daylight Saving Time | 
| DaylightSavingChanges | 
 | 
 | 
Date | 
Date of the next Daylight Saving shift. Two or more dates may be returned based on available data. | 
 | 
GmtOffset | 
Number of hours offset from GMT time after next Daylight Saving shift | 
 | 
TimeZoneFormat | 
Time zone abbreviation |