Lagos to Tehran
+2h 30mLagos
WATSOURCETehran
IRSTGreen rows indicate typical business hours (9 AM - 5 PM)
WAT and IRST on the World Map
The map below highlights the WAT (West Africa Time) and IRST (Iran Standard Time) timezone regions across the globe.
WAT – West Africa Time
UTC+01:00West Africa Time (WAT) is the time zone for West and Central Africa, 1 hour ahead of UTC.
- •Lagos, Nigeria is the most populous city in Africa.
- •WAT is the same offset as CET (UTC+01:00).
- •Nigeria does not observe daylight saving time.
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.
About Lagos
WikipediaLagos operates on West Africa Time (WAT), UTC+1. As Africa's largest city and Nigeria's economic hub, Lagos is the center of African fintech innovation.
Lagos is one of the fastest-growing cities in the world and Africa's largest city.
About Tehran
WikipediaTehran operates on Iran Standard Time (IRST), UTC+3:30. Iran's unique half-hour offset makes Tehran time distinctive for regional business coordination.
Iran Standard Time (IRST) is one of few timezones with a 30-minute offset (UTC+3:30).
Understanding the +2h 30m Gap: Lagos vs Tehran
Lagos runs on West Africa Time (WAT) at UTC+01:00. Tehran runs on Iran Standard Time (IRST) at UTC+03:30. That puts Lagos 2 hours 30 minutes ahead of Tehran — a difference of +2h 30m at the current offsets.
In practice, when it is 9:00 AM in Lagos it is 11:30 AM in Tehran. Midnight in Lagos is 2:30 AM in Tehran. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Lagos to Tehran time conversion table
| Lagos (WAT) | Tehran (IRST) | Day |
|---|---|---|
| 12:00 AM | 2:30 AM | same day |
| 6:00 AM | 8:30 AM | same day |
| 7:00 AM | 9:30 AM | same day |
| 8:00 AM | 10:30 AM | same day |
| 9:00 AM | 11:30 AM | same day |
| 12:00 PM | 2:30 PM | same day |
| 3:00 PM | 5:30 PM | same day |
| 5:00 PM | 7:30 PM | same day |
| 6:00 PM | 8:30 PM | same day |
| 9:00 PM | 11:30 PM | same day |
Why people convert Lagos to Tehran time
- Scheduling a call from Lagos to Tehran: a 10:00 AM start in Lagos lands at 12:30 PM in Tehran, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Lagos and Tehran are inside the 9-to-5 working day between 9:00 AM and 2:30 PM WAT time (11:30 AM–5:00 PM IRST). That is roughly 5 hours 30 minutes of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in Lagos is 10:30 PM in Tehran makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM WAT" is unambiguous; "3 PM" across a +2h 30m gap is not.
- Block 9:00 AM–2:30 PM WAT as the recurring meeting window if you work primarily from Lagos and need Tehran colleagues present.
About WAT (West Africa Time)
West Africa Time (WAT) is used across much of West and Central Africa, including Nigeria, the most populous country in Africa. WAT does not observe daylight saving time and shares the same offset as Central European Time (CET).
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 Lagos and Tehran
Both Lagos and Tehran sit inside the 9 AM – 5 PM working day between 9:00 AM–2:30 PM WAT, which is 11:30 AM–5:00 PM IRST. That gives roughly 5 hours and 30 minutes of shared time — the safest window for a live call or meeting.
Business hours overlap
Lagos and Tehran share 5 hours of working-hours overlap (9:00 AM–2:30 PM WAT), so scheduling a live meeting is straightforward.
Lagos is 2 hours 30 minutes ahead of Tehran (WAT UTC+01:00 → IRST UTC+03:30). The shared working window is 9:00 AM–2:30 PM WAT. 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 Lagos and Tehran?
Lagos (WAT, UTC+01:00) is 2 hours 30 minutes ahead of Tehran (IRST, UTC+03:30). The gap is currently +2h 30m.
How do I convert Lagos time to Tehran time?
Add +2h 30m to Lagos local time. For example, 9:00 AM in Lagos is 11:30 AM in Tehran.
What time is it in Tehran right now?
Tehran 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 +2h 30m offset from Lagos.
What is the best time to call Tehran from Lagos?
Call between 9:00 AM and 2:30 PM WAT — that maps to 11:30 AM–5:00 PM IRST and keeps both parties inside the working day.
Which is ahead, Lagos or Tehran?
Lagos is 2 hours 30 minutes ahead of Tehran. When it is 12:00 PM in Lagos it is 2:30 PM in Tehran.
Do Lagos and Tehran use different time zones?
Lagos (Nigeria) uses WAT at UTC+01:00, while Tehran (Iran) uses IRST at UTC+03:30. The IANA identifiers are Africa/Lagos and Asia/Tehran.
Does daylight saving time affect the Lagos–Tehran difference?
Neither zone observes daylight saving time, so the +2h 30m offset between Lagos and Tehran is fixed all year.
Which other cities share Lagos's time zone?
WAT also covers Lagos, Abuja, Douala, Yaoundé, Luanda, Kinshasa, Brazzaville.
Which countries use WAT, Lagos's zone?
WAT is used in Nigeria, Cameroon, Chad, Congo, Angola, Niger, Gabon, Equatorial Guinea.
Is there a day difference between Lagos and Tehran?
Not normally. The +2h 30m gap only pushes the date over for late-evening times.
What is the time difference between Lagos and Tehran?
Tehran is +2h 30m from Lagos.
What timezone is Lagos in?
Lagos operates on West Africa Time (WAT), UTC+1. As Africa's largest city and Nigeria's economic hub, Lagos is the center of African fintech innovation.
What timezone is Tehran in?
Tehran operates on Iran Standard Time (IRST), UTC+3:30. Iran's unique half-hour offset makes Tehran time distinctive for regional business coordination.
What are the business hours in Lagos?
Standard business hours in Lagos are 8:00 AM - 5:00 PM WAT.
What are the business hours in Tehran?
Standard business hours in Tehran are 8:00 AM - 4:00 PM IRST.
What is the best time to schedule a call between Lagos and Tehran?
The best overlap for a call is when both cities are in business hours. Lagos works 8:00 AM - 5:00 PM WAT and Tehran works 8:00 AM - 4:00 PM IRST (+2h 30m difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Lagos and Tehran?
Lagos uses NGN (₦) while Tehran uses IRR (﷼). Check current exchange rates when planning travel or business between these cities.
How do Lagos and Tehran compare in size?
Lagos has a population of approximately 15.4 million (metro: 21.3 million), while Tehran has approximately 9.4 million (metro: 16.8 million).
What are the major landmarks in Lagos and Tehran?
Lagos is known for Nike Art Gallery, Lekki Conservation Centre, National Museum. Tehran is famous for Azadi Tower, Golestan Palace, Grand Bazaar.
Do Lagos and Tehran have stock exchanges?
Yes. Lagos has the NGX (Nigerian Exchange) and Tehran has the TSE (Tehran Stock Exchange). The +2h 30m time difference affects trading hour overlaps between these exchanges.
Which countries use WAT (West Africa Time)?
WAT is used in Nigeria, Cameroon, Chad, Congo, Angola, Niger, and 2 more countries.
Does WAT observe daylight saving time?
No, WAT does not observe daylight saving time and remains at UTC+01:00 year-round.
What are some interesting facts about WAT?
Lagos, Nigeria is the most populous city in Africa. WAT is the same offset as CET (UTC+01:00).
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 Lagos, what time is it in Tehran?
When it is 12:00 AM (midnight) in Lagos (WAT), it is +2h 30m later in Tehran (IRST).
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