Is British Summer Time (BST) the Same as London Time?

Learn how British Summer Time (BST) differs from London time and when London observes BST versus GMT throughout the year.

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BST (British Summer Time) is the time during the daylight saving period in the UK. It is 1 hour ahead of GMT (Greenwich Mean Time). London observes BST during the summer and reverts to GMT in the winter, meaning BST is not the same as London time year-round.**

FAQs & Answers

  1. What is British Summer Time (BST)? British Summer Time (BST) is the daylight saving time in the UK during which clocks are set one hour ahead of Greenwich Mean Time (GMT) to extend evening daylight.
  2. Does London follow BST all year round? No, London switches to BST during the summer months and reverts to GMT in the winter months.
  3. How does BST differ from GMT? BST is GMT plus 1 hour; it is observed during the UK's daylight saving period to provide longer daylight in the evenings.
  4. When does the UK start and end BST? The UK starts BST on the last Sunday in March and ends it on the last Sunday in October each year.