British Summer Time

E8401

British Summer Time is the daylight saving time observed in the United Kingdom, during which clocks are set one hour ahead of Greenwich Mean Time to extend evening daylight in the summer months.

Jump to: Surface forms Statements Referenced by

Observed surface forms (2)


Statements (49)

Predicate Object
instanceOf daylight saving time
time standard
alsoKnownAs summer time in the United Kingdom
appliesDuringMonths late March to late October
appliesDuringSeason summer
basedOnTimeZone Greenwich Mean Time
category Daylight saving time by country
Time in the United Kingdom
clockChange clocks set back 1 hour at end
clocks set forward 1 hour at start
coordinatedWith European Union summer time rules (historically and currently aligned)
country United Kingdom
effectOnLocalTime shifts civil time one hour earlier relative to solar time
endRule last Sunday in October
endTimeOfChange 02:00 BST
followedByTimeZone Greenwich Mean Time
followsTimeZone Greenwich Mean Time
governedBy Summer Time Act 1916
Summer Time Act 1916
surface form: Summer Time Act 1925

British Summer Time Act 1972
surface form: Summer Time Act 1972

subsequent statutory instruments of the UK Parliament
introducedBy UK government
surface form: United Kingdom government
introducedInYear 1916
legalTimeOf United Kingdom
namedAfter British Summer Time Act 1972
observedBy Crown dependencies
United Kingdom
offsetFromGMT +1 hour
offsetFromGreenwichMeanTime +1 hour
purpose extend evening daylight
reduce energy consumption
relatedConcept Coordinated Universal Time
Greenwich Mean Time
daylight saving time in Europe
shortName BST
startRule last Sunday in March
startTimeOfChange 01:00 GMT
timeNotation 12-hour clock
24-hour clock
timeZoneAbbreviation BST
typicalEndHourLocal 01:00 UTC
typicalStartHourLocal 01:00 UTC
usedInRegion Channel Islands (crown dependencies)
surface form: Channel Islands

England
Isle of Man (crown dependency)
surface form: Isle of Man

Northern Ireland
Scotland
Wales
UTCoffset UTC+1

Referenced by (269)

Full triples — surface form annotated when it differs from this entity's canonical label.

Stow Bardolph observes British Summer Time
Bakewell observesDST British Summer Time
Burgh by Sands observesDST British Summer Time
Edwardstone, Suffolk, England observesDST British Summer Time
subject surface form: Edwardstone
Friday Bridge observesDST British Summer Time
Hunstanton observesDST British Summer Time
Lichfield, Staffordshire, England observesDST British Summer Time
subject surface form: Lichfield
SEN observesDST British Summer Time
Stoke Ferry observesDST British Summer Time
Ascot observesDaylightSavingTime British Summer Time
Castlefields observesDaylightSavingTime British Summer Time
Chipping Campden observesDaylightSavingTime British Summer Time
Eastham observesDaylightSavingTime British Summer Time
Gillingham observesDaylightSavingTime British Summer Time
Goole observesDaylightSavingTime British Summer Time
Hale observesDaylightSavingTime British Summer Time
Kirklees observesDaylightSavingTime British Summer Time
Knowsley observesDaylightSavingTime British Summer Time
Powys observesDaylightSavingTime British Summer Time
Seedley observesDaylightSavingTime British Summer Time
South Lanarkshire observesDaylightSavingTime British Summer Time
Trafford observesDaylightSavingTime British Summer Time
Windlesham observesDaylightSavingTime British Summer Time
Worth Matravers observesDaylightSavingTime British Summer Time
Clifton observesTime British Summer Time
Crail observesTime British Summer Time
Isleworth, Middlesex, England observesTime British Summer Time
Seething Lane, London observesTime British Summer Time
subject surface form: Seething Lane
St John’s observesTimeZone British Summer Time
Greenwich Mean Time relatedTo British Summer Time
British Summer Time Act 1972 relatesTo British Summer Time
Alternative Investment Market timeZone British Summer Time
Ash, Devon timeZone British Summer Time
Bath, Somerset, England timeZone British Summer Time
Bedfordshire timeZone British Summer Time
Blackheath, London, England timeZone British Summer Time
Bradford timeZone British Summer Time
Buckinghamshire timeZone British Summer Time
Camden timeZone British Summer Time
central England timeZone British Summer Time
subject surface form: Central England
central Scotland timeZone British Summer Time
subject surface form: Central Scotland
Ceredigion timeZone British Summer Time
Charlton, Hertfordshire, England timeZone British Summer Time
City of York timeZone British Summer Time
Cliad timeZone British Summer Time
Coatbridge timeZone British Summer Time
Craven timeZone British Summer Time