Convert UTC (Coordinated Universal Time) to any timezone worldwide. Live UTC clock updated every second. Supports IST, EST, PST, CST, GMT, CET, JST and all IANA timezones.
All major world timezones expressed as UTC offsets.
| Offset | Timezone | Region / Cities |
|---|---|---|
| UTC-10 | HST | Hawaii |
| UTC-8 | PST | Los Angeles, San Francisco, Seattle |
| UTC-7 | MST / PDT | Denver, Phoenix |
| UTC-6 | CST / MDT | Chicago, Dallas, Houston |
| UTC-5 | EST / CDT | New York, Washington, Miami, Toronto |
| UTC-4 | EDT / AST | New York summer, Caribbean |
| UTC-3 | BRT | São Paulo, Buenos Aires |
| UTC�0 | GMT / WET | London (winter), Lisbon, Dublin |
| UTC+1 | CET / BST | Paris, Berlin, Madrid, London summer |
| UTC+2 | EET / CEST | Athens, Cairo, Helsinki |
| UTC+3 | MSK / EEST | Moscow, Istanbul, Riyadh |
| UTC+4 | GST | Dubai, Abu Dhabi |
| UTC+5:30 | IST | India, Sri Lanka (no DST) |
| UTC+6 | BST | Bangladesh, Bhutan |
| UTC+7 | ICT | Bangkok, Jakarta, Hanoi |
| UTC+8 | CST / SGT / HKT | Beijing, Singapore, Hong Kong, Manila |
| UTC+9 | JST / KST | Tokyo, Seoul |
| UTC+10 | AEST | Sydney, Melbourne (winter) |
| UTC+11 | AEDT | Sydney summer |
| UTC+12 | NZST | Auckland, Wellington |
UTC (Coordinated Universal Time) is the world's primary time standard, used as the basis for all timezones worldwide. It is maintained by atomic clocks and replaced GMT as the international standard in 1972.
Unlike timezones, UTC has no daylight saving time and never changes. Every timezone is defined as an offset from UTC — for example, IST is UTC+5:30, EST is UTC-5, and JST is UTC+9.
UTC is essential for:
For everyday purposes, yes. UTC and GMT represent the same moment in time. The technical difference is that UTC is based on atomic clocks while GMT is based on Earth's rotation. They differ by less than 1 second.
The key distinction: UTC is a time standard, GMT is a timezone. The UK uses GMT as its winter timezone. UTC is the reference point used worldwide. Read more in our GMT vs UTC guide.