Cardiff, United Kingdom
Current time in United Kingdom
Time zone: BST (UTC/GMT +01:00) — Europe/London
| Local Clock Offset: Yesterday, -7 H |
| Time zone: (UTC/GMT +1 ) Cardiff, United Kingdom |
Current Time in other Cities of United Kingdom
| Sheffield |
| Leeds |
| Bristol |
| Leicester |
| Leicester |
| Bradford |
| Belfast |
| Coventry |
| Brent |
| Birkenhead |
| Nottingham |
| Islington |
| Reading |
| Kingston upon Hull |
| Preston |
| Swansea |
| Newcastle upon Tyne |
| Southend-on-Sea |
| Brighton |
| Derby |
| Southampton |
| Wolverhampton |
| Plymouth |
| Stoke-on-Trent |
| Milton Keynes |
| City of Westminster |
| Northampton |
| Oldham |
| Bexley |
| Bexley |
Cardiff clocks, offsets and daylight saving
Clocks in Cardiff are set to BST, 1 hour ahead of UTC (UTC+01:00). Software that asks for a region wants Europe/London — the IANA identifier for this zone.
Cardiff observes daylight saving. The next change lands on Sunday, 25 October 2026, when 1 hour is added or removed and the abbreviation becomes GMT.
Around 447,287 people live in Cardiff, making it the 4th largest of the 102 United Kingdom cities covered here.
Time gaps from Cardiff right now
Live differences from Cardiff, calculated from each zone's rules as they stand today rather than a fixed table.
| New York | UTC-04:00 | Cardiff is 5 hours ahead |
| Los Angeles | UTC-07:00 | Cardiff is 8 hours ahead |
| Paris | UTC+02:00 | Cardiff is 1 hour behind |
| Dubai | UTC+04:00 | Cardiff is 3 hours behind |
| Mumbai | UTC+05:30 | Cardiff is 4 hours 30 minutes behind |
| Shanghai | UTC+08:00 | Cardiff is 7 hours behind |
| Tokyo | UTC+09:00 | Cardiff is 8 hours behind |
| Sydney | UTC+10:00 | Cardiff is 9 hours behind |
| Sao Paulo | UTC-03:00 | Cardiff is 4 hours ahead |
Scheduling calls with Cardiff
Assuming a 09:00–17:00 day at both ends, these windows (in Cardiff local time) fall inside working hours for both cities.
| Paris | 09:00–16:00 in Cardiff | 7 hours overlap |
| Dubai | 09:00–14:00 in Cardiff | 5 hours overlap |
| Sao Paulo | 13:00–17:00 in Cardiff | 4 hours overlap |
| Mumbai | 09:00–12:30 in Cardiff | 3.5 hours overlap |
No shared working window exists with Los Angeles, Tokyo or Sydney, so those calls have to sit outside somebody's normal hours.
Popular cities
| New York, United States |
| London, United Kingdom |
| Paris, France |
| Tokyo, Japan |
| Beijing, China |
| Sydney, Australia |
| Berlin, Germany |
| Moscow, Russia |
| Dubai, United Arab Emirates |
| Singapore, Singapore |
| Los Angeles, United States |
| Chicago, United States |
| Toronto, Canada |
| Mexico City, Mexico |
| São Paulo, Brazil |
| Mumbai, India |
| Hong Kong, Hong Kong |
| Seoul, South Korea |
| Istanbul, Turkey |
| Cairo, Egypt |
| Lagos, Nigeria |
| Buenos Aires, Argentina |
| Madrid, Spain |
| Rome, Italy |