Guides

GST: Gulf Standard Time

GST is UTC+4: 4 hours ahead of Coordinated Universal Time. The United Arab Emirates and Oman, all year, with no daylight saving.

Current time at UTC+4
GST6:08 PMThu, Oct 22
UTC2:08 PMThu, Oct 22

Calculated from your device clock. Shown at the fixed GST offset, whether or not a particular place is using it today.

Is GST in use right now?

Yes. Dubai uses GST all year.

Full name
Gulf Standard Time
UTC offset
UTC+4ISO 8601: +04:00
Type
Standard time, used all year
Summer counterpart
None
Example IANA zone
Asia/Dubai
Ambiguous?
YesSee the note below
The letters GST mean more than one thing. South Georgia Time (UTC−2) is also abbreviated GST, and some older sources use GST for Gulf and Greenwich variants.

Where and when GST is used in 2026

Calculated for the cities in our directory from the IANA time zone database. Dates are local; each change happens in the early morning of the date shown.

CityIANA zoneOn GST (UTC+4)
DubaiAsia/DubaiAll of 2026

GST conversion table

Every hour of the day in GST, converted at fixed offsets. To convert local time in a specific city, use the city instead: its offset may change with the date.

GST (UTC+4)UTC (UTC+0)GMT (UTC+0)EST (UTC−5)CET (UTC+1)IST (UTC+5:30)SGT (UTC+8)
12:00 AM8:00 PMprevious day8:00 PMprevious day3:00 PMprevious day9:00 PMprevious day1:30 AM4:00 AM
1:00 AM9:00 PMprevious day9:00 PMprevious day4:00 PMprevious day10:00 PMprevious day2:30 AM5:00 AM
2:00 AM10:00 PMprevious day10:00 PMprevious day5:00 PMprevious day11:00 PMprevious day3:30 AM6:00 AM
3:00 AM11:00 PMprevious day11:00 PMprevious day6:00 PMprevious day12:00 AM4:30 AM7:00 AM
4:00 AM12:00 AM12:00 AM7:00 PMprevious day1:00 AM5:30 AM8:00 AM
5:00 AM1:00 AM1:00 AM8:00 PMprevious day2:00 AM6:30 AM9:00 AM
6:00 AM2:00 AM2:00 AM9:00 PMprevious day3:00 AM7:30 AM10:00 AM
7:00 AM3:00 AM3:00 AM10:00 PMprevious day4:00 AM8:30 AM11:00 AM
8:00 AM4:00 AM4:00 AM11:00 PMprevious day5:00 AM9:30 AM12:00 PM
9:00 AM5:00 AM5:00 AM12:00 AM6:00 AM10:30 AM1:00 PM
10:00 AM6:00 AM6:00 AM1:00 AM7:00 AM11:30 AM2:00 PM
11:00 AM7:00 AM7:00 AM2:00 AM8:00 AM12:30 PM3:00 PM
12:00 PM8:00 AM8:00 AM3:00 AM9:00 AM1:30 PM4:00 PM
1:00 PM9:00 AM9:00 AM4:00 AM10:00 AM2:30 PM5:00 PM
2:00 PM10:00 AM10:00 AM5:00 AM11:00 AM3:30 PM6:00 PM
3:00 PM11:00 AM11:00 AM6:00 AM12:00 PM4:30 PM7:00 PM
4:00 PM12:00 PM12:00 PM7:00 AM1:00 PM5:30 PM8:00 PM
5:00 PM1:00 PM1:00 PM8:00 AM2:00 PM6:30 PM9:00 PM
6:00 PM2:00 PM2:00 PM9:00 AM3:00 PM7:30 PM10:00 PM
7:00 PM3:00 PM3:00 PM10:00 AM4:00 PM8:30 PM11:00 PM
8:00 PM4:00 PM4:00 PM11:00 AM5:00 PM9:30 PM12:00 AMnext day
9:00 PM5:00 PM5:00 PM12:00 PM6:00 PM10:30 PM1:00 AMnext day
10:00 PM6:00 PM6:00 PM1:00 PM7:00 PM11:30 PM2:00 AMnext day
11:00 PM7:00 PM7:00 PM2:00 PM8:00 PM12:30 AMnext day3:00 AMnext day

Highlighted rows: 9 am – 5 pm in GST.

What to know about GST

Saudi Arabia and Qatar are one hour behind Dubai on UTC+3, which matters for regional calls.

The UAE federal government moved to a Saturday–Sunday weekend in 2022 and many private employers followed, which makes Friday a shared working day with Europe.

Read more about why abbreviations need context and how daylight saving changes offsets.

Popular conversions

Local time in cities that use GST

Other time zone abbreviations

All time zones →
UTCCoordinated Universal TimeUTC+0GMTGreenwich Mean TimeUTC+0BSTBritish Summer TimeUTC+1CETCentral European TimeUTC+1CESTCentral European Summer TimeUTC+2ESTEastern Standard TimeUTC−5EDTEastern Daylight TimeUTC−4CSTCentral Standard Time (North America)UTC−6CDTCentral Daylight TimeUTC−5MSTMountain Standard TimeUTC−7PSTPacific Standard TimeUTC−8PDTPacific Daylight TimeUTC−7ISTIndia Standard TimeUTC+5:30JSTJapan Standard TimeUTC+9SGTSingapore TimeUTC+8AESTAustralian Eastern Standard TimeUTC+10AEDTAustralian Eastern Daylight TimeUTC+11