Accra to Iran
+3h 30mAccra
GMTSOURCEIran
IRSTGreen rows indicate typical business hours (9 AM - 5 PM)
GMT and IRST on the World Map
The map below highlights the GMT (Greenwich Mean Time) and IRST (Iran Standard Time) timezone regions across the globe.
GMT – Greenwich Mean Time
UTC+00:00Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwich, London. It is the same as UTC+00:00.
- •GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London.
- •The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
- •GMT and UTC are often used interchangeably, but UTC is based on atomic clocks.
- •Iceland uses GMT year-round and never observes daylight saving time.
- •The UK switches from GMT to BST (British Summer Time) in late March each year.
IRST – Iran Standard Time
UTC+03:30Iran Standard Time (IRST) is the time zone for Iran, 3 hours and 30 minutes ahead of UTC.
- •IRST is one of only a few time zones with a 30-minute offset.
- •Iran observes daylight saving time, switching to IRDT (UTC+04:30).
- •Tehran has a metropolitan population of over 16 million.
Accra vs Iran: Offsets, DST and Best Call Times
Accra runs on Greenwich Mean Time (GMT) at UTC+00:00. Iran runs on Iran Standard Time (IRST) at UTC+03:30. That puts Accra 3 hours 30 minutes ahead of Iran — a difference of +3h 30m at the current offsets.
In practice, when it is 9:00 AM in Accra it is 12:30 PM in Iran. Midnight in Accra is 3:30 AM in Iran. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Accra to Iran time conversion table
| Accra (GMT) | Iran (IRST) | Day |
|---|---|---|
| 12:00 AM | 3:30 AM | same day |
| 6:00 AM | 9:30 AM | same day |
| 7:00 AM | 10:30 AM | same day |
| 8:00 AM | 11:30 AM | same day |
| 9:00 AM | 12:30 PM | same day |
| 12:00 PM | 3:30 PM | same day |
| 3:00 PM | 6:30 PM | same day |
| 5:00 PM | 8:30 PM | same day |
| 6:00 PM | 9:30 PM | same day |
| 9:00 PM | 12:30 AM | next day |
Why people convert Accra to Iran time
- Scheduling a call from Accra to Iran: a 10:00 AM start in Accra lands at 1:30 PM in Iran, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Accra and Iran are inside the 9-to-5 working day between 9:00 AM and 1:30 PM GMT time (12:30 PM–5:00 PM IRST). That is roughly 4 hours 30 minutes of usable overlap.
- Watching a live event or market open: Accra viewers need 12:30 PM in Iran to catch a 9:00 AM start there, and 8:30 PM if the event is anchored to Accra.
- Always state the zone abbreviation, not just the hour. "3:00 PM GMT" is unambiguous; "3 PM" across a +3h 30m gap is not.
- Block 9:00 AM–1:30 PM GMT as the recurring meeting window if you work primarily from Accra and need Iran colleagues present.
About GMT (Greenwich Mean Time)
Greenwich Mean Time (GMT) is the clock time at the Royal Observatory in Greenwich, London, which sits on the Prime Meridian (0° longitude). GMT serves as the reference point from which all other time zones are calculated. The United Kingdom uses GMT during winter months and switches to British Summer Time (BST, UTC+01:00) from late March to late October. Several West African nations use GMT year-round. GMT is often used interchangeably with UTC (Coordinated Universal Time), although technically they are different – UTC is based on atomic clocks while GMT is based on Earth's rotation.
About IRST (Iran Standard Time)
Iran Standard Time (IRST) is one of the few time zones with a 30-minute offset. Iran observes daylight saving time (IRDT, UTC+04:30) from late March to late September. Tehran, the capital, is one of the largest cities in the Middle East.
Best time to call between Accra and Iran
Both Accra and Iran sit inside the 9 AM – 5 PM working day between 9:00 AM–1:30 PM GMT, which is 12:30 PM–5:00 PM IRST. That gives roughly 4 hours and 30 minutes of shared time — the safest window for a live call or meeting.
Business hours overlap
Accra and Iran overlap for about 4 hours during the working day — enough for meetings if you avoid the edges of the window.
Accra is 3 hours 30 minutes ahead of Iran (GMT UTC+00:00 → IRST UTC+03:30). The shared working window is 9:00 AM–1:30 PM GMT. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Accra and Iran?
Accra (GMT, UTC+00:00) is 3 hours 30 minutes ahead of Iran (IRST, UTC+03:30). The gap is currently +3h 30m.
How do I convert Accra time to Iran time?
Add +3h 30m to Accra local time. For example, 9:00 AM in Accra is 12:30 PM in Iran.
What time is it in Iran right now?
Iran uses IRST at UTC+03:30. Use the live converter at the top of this page — it updates in real time and already accounts for the +3h 30m offset from Accra.
What is the best time to call Iran from Accra?
Call between 9:00 AM and 1:30 PM GMT — that maps to 12:30 PM–5:00 PM IRST and keeps both parties inside the working day.
Which is ahead, Accra or Iran?
Accra is 3 hours 30 minutes ahead of Iran. When it is 12:00 PM in Accra it is 3:30 PM in Iran.
Do Accra and Iran use different time zones?
Accra (Ghana) uses GMT at UTC+00:00, while Iran (Iran) uses IRST at UTC+03:30. The IANA identifiers are Africa/Accra and Asia/Tehran.
Does daylight saving time affect the Accra–Iran difference?
Neither zone observes daylight saving time, so the +3h 30m offset between Accra and Iran is fixed all year.
Which other cities share Accra's time zone?
GMT also covers London, Dublin, Lisbon, Accra, Reykjavik, Edinburgh, Casablanca, Dakar and 5 more.
Which countries use GMT, Accra's zone?
GMT is used in United Kingdom, Ireland, Iceland, Portugal (mainland), Ghana, Senegal, Mali, Mauritania and 7 more.
Is there a day difference between Accra and Iran?
Not normally. The +3h 30m gap only pushes the date over for late-evening times.
What is the time difference between Accra and Iran?
Iran is +3h 30m from Accra.
What timezone is Accra in?
Accra operates on its local timezone.
What timezone is Iran in?
Iran operates on its local timezone.
Which countries use GMT (Greenwich Mean Time)?
GMT is used in United Kingdom, Ireland, Iceland, Portugal (mainland), Ghana, Senegal, and 9 more countries.
Does GMT observe daylight saving time?
Yes, GMT switches to BST during summer months.
What are some interesting facts about GMT?
GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London. The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
Which cities are in the IRST timezone?
Major cities in the IRST timezone include Tehran, Isfahan, Mashhad, Tabriz, Shiraz, Karaj.
What is the UTC offset for IRST?
Iran Standard Time (IRST) is at UTC+03:30. During daylight saving time, it shifts to IRDT.
What should I know about the IRST timezone?
IRST is one of only a few time zones with a 30-minute offset. Iran observes daylight saving time, switching to IRDT (UTC+04:30).
When is it midnight in Accra, what time is it in Iran?
When it is 12:00 AM (midnight) in Accra (GMT), it is +3h 30m later in Iran (IRST).
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