Iran to Addis Ababa
-0h 30mIran
IRSTSOURCEAddis Ababa
EATGreen rows indicate typical business hours (9 AM - 5 PM)
IRST and EAT on the World Map
The map below highlights the IRST (Iran Standard Time) and EAT (East Africa Time) timezone regions across the globe.
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.
EAT – East Africa Time
UTC+03:00East Africa Time (EAT) is the time zone for East Africa, 3 hours ahead of UTC.
- •Nairobi is a major tech hub in Africa, often called 'Silicon Savannah'.
- •Ethiopia uses its own calendar, which is 7-8 years behind the Gregorian calendar.
- •EAT is the same offset as MSK (Moscow Time).
Comparing Time Zones: Iran and Addis Ababa
Iran runs on Iran Standard Time (IRST) at UTC+03:30. Addis Ababa runs on East Africa Time (EAT) at UTC+03:00. That puts Iran 30 minutes behind Addis Ababa — a difference of -0h 30m at the current offsets.
In practice, when it is 9:00 AM in Iran it is 8:30 AM in Addis Ababa. Midnight in Iran is 11:30 PM in Addis Ababa. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Iran to Addis Ababa time conversion table
| Iran (IRST) | Addis Ababa (EAT) | Day |
|---|---|---|
| 12:00 AM | 11:30 PM | previous day |
| 6:00 AM | 5:30 AM | same day |
| 7:00 AM | 6:30 AM | same day |
| 8:00 AM | 7:30 AM | same day |
| 9:00 AM | 8:30 AM | same day |
| 12:00 PM | 11:30 AM | same day |
| 3:00 PM | 2:30 PM | same day |
| 5:00 PM | 4:30 PM | same day |
| 6:00 PM | 5:30 PM | same day |
| 9:00 PM | 8:30 PM | same day |
Why people convert Iran to Addis Ababa time
- Scheduling a call from Iran to Addis Ababa: a 10:00 AM start in Iran lands at 9:30 AM in Addis Ababa, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Iran and Addis Ababa are inside the 9-to-5 working day between 9:30 AM and 5:00 PM IRST time (9:00 AM–4:30 PM EAT). That is roughly 7 hours 30 minutes of usable overlap.
- Watching a live event or market open: Iran viewers need 8:30 AM in Addis Ababa to catch a 9:00 AM start there, and 12:30 AM if the event is anchored to Iran.
- Always state the zone abbreviation, not just the hour. "3:00 PM IRST" is unambiguous; "3 PM" across a -0h 30m gap is not.
- Block 9:30 AM–5:00 PM IRST as the recurring meeting window if you work primarily from Iran and need Addis Ababa colleagues present.
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.
About EAT (East Africa Time)
East Africa Time (EAT) is used in the countries of East Africa including Kenya, Ethiopia, Tanzania, Uganda, and others. EAT does not observe daylight saving time and shares the same offset as Moscow Standard Time (MSK).
Best time to call between Iran and Addis Ababa
Both Iran and Addis Ababa sit inside the 9 AM – 5 PM working day between 9:30 AM–5:00 PM IRST, which is 9:00 AM–4:30 PM EAT. That gives roughly 7 hours and 30 minutes of shared time — the safest window for a live call or meeting.
Business hours overlap
Iran and Addis Ababa share 7 hours of working-hours overlap (9:30 AM–5:00 PM IRST), so scheduling a live meeting is straightforward.
Iran is 30 minutes behind Addis Ababa (IRST UTC+03:30 → EAT UTC+03:00). The shared working window is 9:30 AM–5:00 PM IRST. 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 Iran and Addis Ababa?
Iran (IRST, UTC+03:30) is 30 minutes behind Addis Ababa (EAT, UTC+03:00). The gap is currently -0h 30m.
How do I convert Iran time to Addis Ababa time?
Add -0h 30m to Iran local time. For example, 9:00 AM in Iran is 8:30 AM in Addis Ababa.
What time is it in Addis Ababa right now?
Addis Ababa uses EAT at UTC+03:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -0h 30m offset from Iran.
What is the best time to call Addis Ababa from Iran?
Call between 9:30 AM and 5:00 PM IRST — that maps to 9:00 AM–4:30 PM EAT and keeps both parties inside the working day.
Which is behind, Iran or Addis Ababa?
Iran is 30 minutes behind Addis Ababa. When it is 12:00 PM in Iran it is 11:30 AM in Addis Ababa.
Do Iran and Addis Ababa use different time zones?
Iran (Iran) uses IRST at UTC+03:30, while Addis Ababa (Ethiopia) uses EAT at UTC+03:00. The IANA identifiers are Asia/Tehran and Africa/Addis_Ababa.
Does daylight saving time affect the Iran–Addis Ababa difference?
Neither zone observes daylight saving time, so the -0h 30m offset between Iran and Addis Ababa is fixed all year.
Which other cities share Iran's time zone?
IRST also covers Tehran, Isfahan, Mashhad, Tabriz, Shiraz, Karaj.
Which countries use IRST, Iran's zone?
IRST is used in Iran.
Is there a day difference between Iran and Addis Ababa?
Not normally. The -0h 30m gap only pushes the date over the previous day.
What is the time difference between Iran and Addis Ababa?
Addis Ababa is -0h 30m from Iran.
What timezone is Iran in?
Iran operates on its local timezone.
What timezone is Addis Ababa in?
Addis Ababa operates on its local timezone.
Which countries use IRST (Iran Standard Time)?
IRST is used in Iran.
Does IRST observe daylight saving time?
Yes, IRST switches to IRDT during summer months.
What are some interesting 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).
Which cities are in the EAT timezone?
Major cities in the EAT timezone include Nairobi, Addis Ababa, Dar es Salaam, Kampala, Mogadishu, Antananarivo.
What is the UTC offset for EAT?
East Africa Time (EAT) is at UTC+03:00.
What should I know about the EAT timezone?
Nairobi is a major tech hub in Africa, often called 'Silicon Savannah'. Ethiopia uses its own calendar, which is 7-8 years behind the Gregorian calendar.
When is it midnight in Iran, what time is it in Addis Ababa?
When it is 12:00 AM (midnight) in Iran (IRST), it is -0h 30m later in Addis Ababa (EAT).
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