Clockjumper

Timezone conversion

GST to GMT Time — Convert Gulf Standard Time to Greenwich Mean Time

GMT is currently 3 hours behind GST. The gap shifts across the year: around January it is 4 hours behind GST, and around July it is 3 hours behind GST, because one or both zones observe daylight saving.

GMT is currently 3 hours behind GST.

GST • GST (UTC+4)
9:16 PM
Wednesday, Jul 8
GMT • BST (UTC+1)
6:16 PM
Wednesday, Jul 8

Abbreviation disambiguation

GST here means Gulf Standard Time. Note: collision: historic Guam GST

GMT here means Greenwich Mean Time. Note: equals UTC; UK winter time

Interactive converter

12:00PM

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Full GST to GMT conversion table

GSTGMT
12:00 AM9:00 PM(previous day)
1:00 AM10:00 PM(previous day)
2:00 AM11:00 PM(previous day)
3:00 AM12:00 AM
4:00 AM1:00 AM
5:00 AM2:00 AM
6:00 AM3:00 AM
7:00 AM4:00 AM
8:00 AM5:00 AM
9:00 AM6:00 AM
10:00 AM7:00 AM
11:00 AM8:00 AM
12:00 PM9:00 AM
1:00 PM10:00 AM
2:00 PM11:00 AM
3:00 PM12:00 PM
4:00 PM1:00 PM
5:00 PM2:00 PM
6:00 PM3:00 PM
7:00 PM4:00 PM
8:00 PM5:00 PM
9:00 PM6:00 PM
10:00 PM7:00 PM
11:00 PM8:00 PM

Daylight saving and how the gap changes

Around January the GST → GMT offset is 4 hours behind GST. Around July it is 3 hours behind GST. That swing comes from one or both zones observing daylight saving on different schedules — the converter above always reflects the correct offset for the date you pick.

Frequently asked questions

Is GMT ahead of or behind GST right now?
GMT is currently 3 hours behind GST.
What is the current GST to GMT time difference?
Right now the gap is 3 hours behind — GMT is 3 hours behind GST.
Does the GST → GMT offset change during the year?
Yes. Around January the offset is 4 hours behind GST; around July it is 3 hours behind GST. The converter above always reflects the correct offset for the date you pick.
Does GST observe daylight saving time?
No — Gulf Standard Time stays at a fixed UTC offset year-round.
Does GMT observe daylight saving time?
Yes — Greenwich Mean Time observes DST, so its UTC offset shifts by 1 hour(s) between winter and summer.
What time is 9 AM GST in GMT?
9:00 AM GST is 6:00 AM GMT.
What time is 12 PM (noon) GST in GMT?
12:00 PM GST is 9:00 AM GMT.
What time is 5 PM GST in GMT?
5:00 PM GST is 2:00 PM GMT.
When is the best time to schedule a call between GST and GMT?
The working-hours overlap (09:00–17:00 in both zones) runs roughly 12:00 PM – 5:00 PM GST (≈ 5 hours). Mid-morning GST is usually the safest window for a live call.
What time zone does GST refer to?
GST refers to Gulf Standard Time (IANA: Asia/Dubai).
What time zone does GMT refer to?
GMT refers to Greenwich Mean Time (IANA: Europe/London).
Is GST on this page the same as other zones that share the letters "GST"?
On Clockjumper, GST means Gulf Standard Time. Disambiguation: collision: historic Guam GST
Is GMT on this page the same as other zones that share the letters "GMT"?
On Clockjumper, GMT means Greenwich Mean Time. Disambiguation: equals UTC; UK winter time

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