Remember the Time Change Rule: Spring Forward, Fall Back
In the spring clocks are turned forward one hour to GMT+1.
In the autumn (fall) clock are turned back back one hour to GMT. This gives an extra hour of light at the start of the day in winter. Next clock change is on 30 October.
Convert Local Time to London
GMT Time converter, compare London and Local Time. Enter your location or any place, city, location for more comparisons.
- Daylight Saving Time maximises the benefit of daylight at latitudes where summer days are long. The benefit tapers with latitude as day-length gets more extreme near the poles.
- BST was introduced in the UK in 1916. It has a fascinating history.
- Offsets or time differences are generally written as UTC/GMT plus or minus a number of hours.