Every Time Zone is a great site for that. JavaScript and IANA Time Zone Database. We can run some code like so new Date().getTimezoneOffset() and on my computer I get back an offset of 300. Let’s meet a new built-in object: Date. You’ve entered it in your time zone. If you want a datetime string set to some other date & time (not the current time), pass an appopriate parameter to the Date object. This provides output in UTC timezone. This provides output in UTC timezone. It stores the date, time and provides methods for date/time management. The JavaScript Date object is useful for checking the date and time a visitor arrives at your website. var today = new Date(); See the Pen JavaScript - Get Timezone-date-ex-37 by w3resource (@w3resource) on CodePen. Next, find the local time zone offset with the Date() object's getTimezoneOffset() method. Why do not you use a library for that? This guide will walk you through using JavaScript to get the current date and time from a client. Previous: Write a JavaScript function to get seconds with leading zeros (00 through 59). Time zone conversion is notoriously confusing. Creation. 3) Combine both DateTime and Timezone Offset. But it can be nice to localize the time for the reader. Then leave it up to whoever is reading to convert it to their local time. Use Date() function to create an object in JavaScript with current date and time. You can always be specific and say something like: 3:00 PM Eastern Standard Time. The browser doesn't have the concept of a timezone available, just an offset. For instance, we can use it to store creation/modification times, to measure time, or just to print out the current date. I can feed moment the zone offset like so moment().zone(300) and now my time will be scoped to the right timezone, right? Perfect! ... To solve this problem, one must store the entire time zone database and whenever date or time data is retrieved from the Date object, find the date … Concatenate datetime and timezone offset to get an ISO-8601 datetime string. The time-zone offset is the difference, in minutes, from local time to UTC. See Several ways to create a Date object for more. For example, for time zone UTC+10:00 (Australian Eastern Standard Time, Vladivostok Time, Chamorro Standard Time), -600 … Improve this sample solution and post your code through Disqus. Note that this means that the offset is positive if the local timezone is behind UTC, and negative if it is ahead. Next: Write a JavaScript function to find whether or not the date is in daylights savings time. Setting a time zone. 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