Specify the time zone to use with the date command

Populate $TZ correctly and date will tell you the time in a different time zone.

# TZ='UTC' date
Wed May 10 04:00:07 UTC 2023

# TZ='America/New_York' date
Wed May 10 00:00:16 EDT 2023

The output provides some helpful feedback so you can confirm the command you supplied was interpreted properly.