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FLAVIO COPES
flaviocopes.com
2026

How to get yesterday's date using JavaScript

By Flavio Copes

Learn how to get yesterday's date in JavaScript by taking today's Date and calling setDate() with getDate() minus 1, which even handles month boundaries.

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Well, first you get the date at the current time (today), then you subtract a day from it:

const today = new Date()
const yesterday = new Date(today)

yesterday.setDate(yesterday.getDate() - 1)

today.toDateString()
yesterday.toDateString()

We use the setDate() method on yesterday, passing as parameter the current day minus one.

Even if it’s day 1 of the month, JavaScript is logical enough and it will point to the last day of the previous month.

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