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Nigeria to Iran

+2h 30m

Nigeria

WATSOURCE
UTC+01:00
HH12
:
MM00
  
12:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM

Iran

IRST
UTC+03:30
HH02
:
MM30
  
14:30 (24-hr)
12 AM6 AM12 PM6 PM12 AM
Nigeria
Iran
12:00 AM
2:30 AM
2:00 AM
4:30 AM
4:00 AM
6:30 AM
6:00 AM
8:30 AM
8:00 AM
10:30 AM
10:00 AM
12:30 PM
12:00 PM
2:30 PM
2:00 PM
4:30 PM
4:00 PM
6:30 PM
6:00 PM
8:30 PM
8:00 PM
10:30 PM
10:00 PM
12:30 AM+1

Green 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.

WATIRSTLagosAbujaDoualaYaoundéTehranIsfahanMashhadTabriz
WAT Zone
→
IRST Zone

Explore all world timezones interactively →

WAT – West Africa Time

UTC+01:00

West Africa Time (WAT) is the time zone for West and Central Africa, 1 hour ahead of UTC.

Countries in WAT
NigeriaCameroonChadCongoAngolaNigerGabonEquatorial Guinea
Major Cities in WAT
LagosAbujaDoualaYaoundéLuandaKinshasaBrazzaville
Key Facts about WAT
  • •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.
Daylight Saving:No – UTC+01:00 year-round
Learn more about WAT on Wikipedia

IRST – Iran Standard Time

UTC+03:30

Iran Standard Time (IRST) is the time zone for Iran, 3 hours and 30 minutes ahead of UTC.

Countries in IRST
Iran
Major Cities in IRST
TehranIsfahanMashhadTabrizShirazKaraj
Key Facts about IRST
  • •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.
Daylight Saving:Yes – switches to IRDT
Learn more about IRST on Wikipedia

Everything You Need to Know About Nigeria and Iran Time

Nigeria runs on West Africa Time (WAT) at UTC+01:00. Iran runs on Iran Standard Time (IRST) at UTC+03:30. That puts Nigeria 2 hours 30 minutes ahead of Iran — a difference of +2h 30m at the current offsets.

In practice, when it is 9:00 AM in Nigeria it is 11:30 AM in Iran. Midnight in Nigeria is 2:30 AM in Iran. Neither zone observes daylight saving time, so the offset between them stays constant all year.

Nigeria to Iran time conversion table

Nigeria (WAT)Iran (IRST)Day
12:00 AM2:30 AMsame day
6:00 AM8:30 AMsame day
7:00 AM9:30 AMsame day
8:00 AM10:30 AMsame day
9:00 AM11:30 AMsame day
12:00 PM2:30 PMsame day
3:00 PM5:30 PMsame day
5:00 PM7:30 PMsame day
6:00 PM8:30 PMsame day
9:00 PM11:30 PMsame day

Why people convert Nigeria to Iran time

  • Scheduling a call from Nigeria to Iran: a 10:00 AM start in Nigeria lands at 12:30 PM in Iran, so you can confirm the slot without doing the arithmetic yourself.
  • Finding shared working hours: both Nigeria and Iran 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.
  • Watching a live event or market open: Nigeria viewers need 11:30 AM in Iran to catch a 9:00 AM start there, and 9:30 PM if the event is anchored to Nigeria.
  • 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 Nigeria and need Iran 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 Nigeria and Iran

Both Nigeria and Iran 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

Nigeria and Iran share 5 hours of working-hours overlap (9:00 AM–2:30 PM WAT), so scheduling a live meeting is straightforward.

Nigeria is 2 hours 30 minutes ahead of Iran (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.

Frequently Asked Questions

What is the time difference between Nigeria and Iran?

Nigeria (WAT, UTC+01:00) is 2 hours 30 minutes ahead of Iran (IRST, UTC+03:30). The gap is currently +2h 30m.

How do I convert Nigeria time to Iran time?

Add +2h 30m to Nigeria local time. For example, 9:00 AM in Nigeria is 11:30 AM 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 +2h 30m offset from Nigeria.

What is the best time to call Iran from Nigeria?

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, Nigeria or Iran?

Nigeria is 2 hours 30 minutes ahead of Iran. When it is 12:00 PM in Nigeria it is 2:30 PM in Iran.

Do Nigeria and Iran use different time zones?

Nigeria (Nigeria) uses WAT at UTC+01:00, while Iran (Iran) uses IRST at UTC+03:30. The IANA identifiers are Africa/Lagos and Asia/Tehran.

Does daylight saving time affect the Nigeria–Iran difference?

Neither zone observes daylight saving time, so the +2h 30m offset between Nigeria and Iran is fixed all year.

Which other cities share Nigeria's time zone?

WAT also covers Lagos, Abuja, Douala, Yaoundé, Luanda, Kinshasa, Brazzaville.

Which countries use WAT, Nigeria's zone?

WAT is used in Nigeria, Cameroon, Chad, Congo, Angola, Niger, Gabon, Equatorial Guinea.

Is there a day difference between Nigeria and Iran?

Not normally. The +2h 30m gap only pushes the date over for late-evening times.

What is the time difference between Nigeria and Iran?

Iran is +2h 30m from Nigeria.

What timezone is Nigeria in?

Nigeria operates on its local timezone.

What timezone is Iran in?

Iran operates on its local timezone.

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 Nigeria, what time is it in Iran?

When it is 12:00 AM (midnight) in Nigeria (WAT), it is +2h 30m later in Iran (IRST).