Why Do Clocks Go Back 1 Hour in the UK? Understanding Daylight Saving Time

Discover why clocks go back 1 hour in the UK each October as part of Daylight Saving Time and how it affects daylight and energy use.

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Clocks go back 1 hour in the UK as part of Daylight Saving Time (DST), designed to make better use of daylight during the months when there is more sunlight. By shifting one hour from morning to evening, it aims to reduce energy consumption and provide more daylight in the evening for activities. This change happens on the last Sunday in October, marking the end of British Summer Time (BST) and the return to Greenwich Mean Time (GMT).

FAQs & Answers

  1. When do clocks go back in the UK? Clocks go back 1 hour on the last Sunday in October in the UK, marking the end of British Summer Time and the return to Greenwich Mean Time.
  2. Why does the UK change clocks for Daylight Saving Time? The UK changes clocks to make better use of daylight during the months with more sunlight, aiming to save energy and allow more daylight for evening activities.
  3. What is the difference between British Summer Time and Greenwich Mean Time? British Summer Time (BST) is the UK's daylight saving time, which is one hour ahead of Greenwich Mean Time (GMT). When clocks go back, the UK reverts from BST to GMT.

Watch More

To further understand how time changes impact daily life, explore our related videos on the history of Daylight Saving Time, how different countries adjust their clocks, and tips for adapting to time shifts.

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