Slough, 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 ) Slough, United Kingdom |
Current Time in other Cities of United Kingdom
| Sheffield |
| Leeds |
| Bristol |
| Cardiff |
| 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 |
Time zone in Slough
Slough runs on BST. That places it 1 hour ahead of UTC (UTC+01:00); in a calendar, server config or booking form, select Europe/London.
Expect a clock change on Sunday, 25 October 2026: Slough switches to GMT, moving back by 1 hour. Until that date the UTC+01:00 offset above holds.
Around 164,793 people live in Slough, making it the 48th largest of the 102 United Kingdom cities covered here.
How far ahead or behind is Slough?
How Slough lines up against other major centres at this moment — the numbers move when either side changes its clocks.
| New York | UTC-04:00 | Slough is 5 hours ahead |
| Los Angeles | UTC-07:00 | Slough is 8 hours ahead |
| Paris | UTC+02:00 | Slough is 1 hour behind |
| Dubai | UTC+04:00 | Slough is 3 hours behind |
| Mumbai | UTC+05:30 | Slough is 4 hours 30 minutes behind |
| Shanghai | UTC+08:00 | Slough is 7 hours behind |
| Tokyo | UTC+09:00 | Slough is 8 hours behind |
| Sydney | UTC+10:00 | Slough is 9 hours behind |
| Sao Paulo | UTC-03:00 | Slough is 4 hours ahead |
When Slough and other cities overlap
Assuming a 09:00–17:00 day at both ends, these windows (in Slough local time) fall inside working hours for both cities.
| Paris | 09:00–16:00 in Slough | 7 hours overlap |
| Dubai | 09:00–14:00 in Slough | 5 hours overlap |
| Sao Paulo | 13:00–17:00 in Slough | 4 hours overlap |
| Mumbai | 09:00–12:30 in Slough | 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 |