In the UK the clocks go forward 1 hour at 1am on the last Sunday in March, and back 1 hour at 2am on the last Sunday in October. The period when the clocks are 1 hour ahead is called British Summer Time (BST). There’s more daylight in the evenings and less in the mornings (sometimes called Daylight Saving Time).

Do Clocks go back tonight in UK?

This is sometimes called Daylight Saving Time, with more daylight in the evenings. When the clocks go back an hour – as they do tonight (Sunday, October 31, 2021) at 2am – the UK is on Greenwich Mean Time (GMT). BST is GMT +1 hour.

Is clock going forward or back UK?

The clocks always go back on the final Sunday of October, with the change coming into effect at 2.00am. … That always takes place at 1.00am on the final Sunday of March, with the clocks going forward on 29 March this year – in 2022 BST will start on 27 March.