what time zone in the uk?
Greenwich Mean Time UTC±00:00
entailment
 Beginning and ending dates are roughly the reverse in the southern hemisphere . For example , mainland Chile observed DST from the second Saturday in October to the second Saturday in March , with transitions at 24 : 00 local time . The time difference between the United Kingdom and mainland Chile could therefore be five hours during the Northern summer , three hours during the Southern summer and four hours a few weeks per year because of mismatch of changing dates . 

entailment
 The name of local time typically changes when DST is observed . American English replaces standard with daylight : for example , Pacific Standard Time ( PST ) becomes Pacific Daylight Time ( PDT ) . In the United Kingdom , the standard term for UK time when advanced by one hour is British Summer Time ( BST ) , and British English typically inserts summer into other time zone names , e.g. Central European Time ( CET ) becomes Central European Summer Time ( CEST ) . 

entailment
 It was also important for time to be standardized across time zones so that the information on the map should accurately represent the weather at a given time . A standardized time system was first used to coordinate the British railway network in 1847 , with the inauguration of Greenwich Mean Time . 

entailment
 In Britain , Willett 's 1907 proposal used the term daylight saving , but by 1911 the term summer time replaced daylight saving time in draft legislation . Continental Europe uses similar phrases , such as Sommerzeit in Germany , zomertijd in Dutch @-@ speaking regions , kesäaika in Finland , horario de verano or hora de verano in Spain and heure d 'été in France , whereas in Italy the term is ora legale , that is , legal time ( legally enforced time ) as opposed to " ora solare " , solar time , in winter . 

neutral
 The main rights to Olympic coverage in the United Kingdom are held by the BBC , under the Ofcom Code on Sports and Other Listed and Designated Events . An extensive range of broadcasting options was used to provide over 2 @,@ 500 hours of coverage . 
