Greenwich Mean Time
GMT · UTC+0 · Europe/London
Live Time
1:33AM
Saturday, October 31, 2026
UTC Offset
UTC+0
Abbreviation
GMT
IANA Identifier
Europe/London
Daylight Saving
Observed (inactive now)
Countries
1 country
Major Cities
London
Countries Using GMT
🇬🇧
United Kingdom
Europe · Europe/London
Major Cities on GMT
Hourly Conversion (GMT → other zones)
| GMT (UTC+0) | UTC | New York | Tokyo |
|---|---|---|---|
| 12:00 AM | 12:00 AM | 8:00 PM | 9:00 AM |
| 3:00 AM | 3:00 AM | 11:00 PM | 12:00 PM |
| 6:00 AM | 6:00 AM | 2:00 AM | 3:00 PM |
| 9:00 AM | 9:00 AM | 5:00 AM | 6:00 PM |
| 12:00 PM | 12:00 PM | 8:00 AM | 9:00 PM |
| 3:00 PM | 3:00 PM | 11:00 AM | 12:00 AM |
| 6:00 PM | 6:00 PM | 2:00 PM | 3:00 AM |
| 9:00 PM | 9:00 PM | 5:00 PM | 6:00 AM |
Frequently Asked Questions
What is the UTC offset for Greenwich Mean Time?
Greenwich Mean Time is currently at UTC+0.
What is the IANA identifier for Greenwich Mean Time?
The IANA time zone identifier is Europe/London.
Does Greenwich Mean Time observe daylight saving time?
Yes. Greenwich Mean Time shifts between GMT and BST. It is currently on standard time (GMT).