Afraid you can't set a timezone at the moment - you'd just have to subtract or add that many seconds to the 'real' time.
How about a user option to set/detect time zone in the IDE and adjust the setTime setup accordingly to reflect local time instead of UTC?
@CanyonCasa started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Afraid you can't set a timezone at the moment - you'd just have to subtract or add that many seconds to the 'real' time.