When Is Daylight Savings 2024 Spring Forward Uk. Find out when the uk will change its clocks from british summer time (bst) to greenwich mean time (gmt) in 2024 and why.  — daylight saving time is the practice of setting the clock forward an hour, beginning on the second sunday in march, so the light from the sun can be used for longer.

 — the clocks will go forward by an hour at 1am on sunday (march 31). Find out when bst starts and ends, why it was introduced, and how it affects the clocks in different countries.