What is GMT in GST?
Gulf Standard Time is 4 hours ahead
Greenwich Mean Time is on UTC+0:00 and Gulf Standard Time is on UTC+4:00 right now. That gap holds all year, because both zones change their clocks together.
- Time in Greenwich
- 3:47 am
- Time in Dubai
- 7:47 am
- Difference
- +4 h
- Next clock change
- Neither zone
Convert a time
GST — Gulf Standard Time
7:00 am
Wed
Daylight saving
Greenwich Mean Time
Greenwich Mean Time stays on GMT all year, so its offset from UTC never moves.
Gulf Standard Time
Gulf Standard Time stays on GST all year, so its offset from UTC never moves.
GMT to GST conversion table
Every hour of Wednesday, September 23, 2026, converted from Greenwich Mean Time to Gulf Standard Time. 4 of the 24 hours fall on a different calendar day in Dubai, which is marked.
- 12:00 am GMT
- 4:00 am GST
- 1:00 am GMT
- 5:00 am GST
- 2:00 am GMT
- 6:00 am GST
- 3:00 am GMT
- 7:00 am GST
- 4:00 am GMT
- 8:00 am GST
- 5:00 am GMT
- 9:00 am GST
- 6:00 am GMT
- 10:00 am GST
- 7:00 am GMT
- 11:00 am GST
- 8:00 am GMT
- 12:00 pm GST
- 9:00 am GMT
- 1:00 pm GST
- 10:00 am GMT
- 2:00 pm GST
- 11:00 am GMT
- 3:00 pm GST
- 12:00 pm GMT
- 4:00 pm GST
- 1:00 pm GMT
- 5:00 pm GST
- 2:00 pm GMT
- 6:00 pm GST
- 3:00 pm GMT
- 7:00 pm GST
- 4:00 pm GMT
- 8:00 pm GST
- 5:00 pm GMT
- 9:00 pm GST
- 6:00 pm GMT
- 10:00 pm GST
- 7:00 pm GMT
- 11:00 pm GST
- 8:00 pm GMT
- 12:00 am GST+1 day
- 9:00 pm GMT
- 1:00 am GST+1 day
- 10:00 pm GMT
- 2:00 am GST+1 day
- 11:00 pm GMT
- 3:00 am GST+1 day
Scheduling between the two
Working hours overlap from 9:00 am to 2:00 pm GMT, which is 1:00 pm to 6:00 pm GST. Anything inside that window falls in the normal working day at both ends.
Greenwich Mean Time (GMT) is used in as a fixed UTC+0 offset. Note that the UK itself leaves GMT every summer — see British Time below.
Gulf Standard Time (GST) is used in the UAE and Oman