UTC: Coordinated Universal Time
The atomic time standard the world synchronises to. UTC never changes for daylight saving, which is why aviation, computing and science use it in preference to a local zone. In winter it matches GMT exactly.
Daylight
Current UTC time
00:00:00
Shown for London, a representative location on UTC.
Sunrise
-
Local time
Sunset
-
Local time
UTC now
-
Coordinated Universal Time
Your zone
-
UTC
Same as you
-
Relative to your device
- Abbreviation
- UTC
- Standard offset
- UTC
- Daylight saving
- Not observed
- vs UK now
- −1h
Coordinated Universal Time
Changes with BST
Where UTC is used
- Worldwide standard
Cities on UTC
UTC converted to major cities
The current moment, read off each city's own clock.
UTC and the UK
UTC is running 1 hour behind of the United Kingdom right now. Because UTC has no daylight saving while the UK switches between GMT and BST, the difference between them changes by an hour twice a year even though UTC itself never moves.
UTC: questions
- What is UTC?
- UTC stands for Coordinated Universal Time. It is UTC, meaning it matches Coordinated Universal Time. The atomic time standard the world synchronises to. UTC never changes for daylight saving, which is why aviation, computing and science use it in preference to a local zone. In winter it matches GMT exactly.
- Which countries use UTC?
- UTC is used across Worldwide standard.
- Does UTC change for daylight saving?
- No. UTC stays at UTC throughout the year. Note that the difference to the UK still changes, because Britain switches between GMT and BST.
- What is UTC in UK time?
- UTC is currently 1 hour behind of the UK. Because Britain observes British Summer Time, this gap shifts by an hour between the winter and summer months.