Addis Ababa to Oslo
-1hAddis Ababa
EATSOURCEOslo
CESTGreen rows indicate typical business hours (9 AM - 5 PM)
EAT and CEST on the World Map
The map below highlights the EAT (East Africa Time) and CEST (Central European Time) timezone regions across the globe.
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).
CET – Central European Time
UTC+01:00Central European Time (CET) is used across most of Western and Central Europe, 1 hour ahead of UTC.
- •CET covers more European countries than any other time zone.
- •Spain uses CET despite being geographically aligned with GMT/WET.
- •The Frankfurt Stock Exchange, Euronext (Amsterdam/Paris), and Borsa Italiana operate on CET.
- •Over 500 million people live in the CET time zone.
- •France moved to CET during the German occupation in WWII and never switched back.
About Oslo
WikipediaOslo operates on Central European Time (CET/CEST). As home to the world's largest sovereign wealth fund and major oil firms, Oslo influences global energy markets.
Oslo aims to be car-free by 2030.
Understanding the -1h Gap: Addis Ababa vs Oslo
Addis Ababa runs on East Africa Time (EAT) at UTC+03:00. Oslo runs on Central European Summer Time (CEST) at UTC+02:00, also currently on daylight saving time. That puts Addis Ababa 1 hour behind Oslo — a difference of -1h at the current offsets.
In practice, when it is 9:00 AM in Addis Ababa it is 8:00 AM in Oslo. Midnight in Addis Ababa is 11:00 PM in Oslo.Oslo observes daylight saving time while Addis Ababa does not, so the gap narrows or widens by an hour part of the year.
Addis Ababa to Oslo time conversion table
| Addis Ababa (EAT) | Oslo (CEST) | Day |
|---|---|---|
| 12:00 AM | 11:00 PM | previous day |
| 6:00 AM | 5:00 AM | same day |
| 7:00 AM | 6:00 AM | same day |
| 8:00 AM | 7:00 AM | same day |
| 9:00 AM | 8:00 AM | same day |
| 12:00 PM | 11:00 AM | same day |
| 3:00 PM | 2:00 PM | same day |
| 5:00 PM | 4:00 PM | same day |
| 6:00 PM | 5:00 PM | same day |
| 9:00 PM | 8:00 PM | same day |
Why people convert Addis Ababa to Oslo time
- Scheduling a call from Addis Ababa to Oslo: a 10:00 AM start in Addis Ababa lands at 9:00 AM in Oslo, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Addis Ababa and Oslo are inside the 9-to-5 working day between 10:00 AM and 5:00 PM EAT time (9:00 AM–4:00 PM CEST). That is roughly 7 hours of usable overlap.
- Watching a live event or market open: Addis Ababa viewers need 8:00 AM in Oslo to catch a 9:00 AM start there, and 1:00 AM if the event is anchored to Addis Ababa.
- Always state the zone abbreviation, not just the hour. "3:00 PM EAT" is unambiguous; "3 PM" across a -1h gap is not.
- Block 10:00 AM–5:00 PM EAT as the recurring meeting window if you work primarily from Addis Ababa and need Oslo colleagues present.
- Oslo: Clocks fall back on Sun, Oct 25, 2026. Any meeting series spanning that date will shift by an hour in local time.
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).
About CET (Central European Time)
Central European Time (CET) is the standard time zone for most of Europe, covering over 30 countries from Spain to Poland, and from Norway to Italy. CET is 1 hour ahead of GMT and is used by the European Union's most populous nations. During summer, most CET countries switch to Central European Summer Time (CEST, UTC+02:00). Major European financial markets in Frankfurt, Paris, and Amsterdam operate on CET.
Best time to call between Addis Ababa and Oslo
Both Addis Ababa and Oslo sit inside the 9 AM – 5 PM working day between 10:00 AM–5:00 PM EAT, which is 9:00 AM–4:00 PM CEST. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Addis Ababa and Oslo share 7 hours of working-hours overlap (10:00 AM–5:00 PM EAT), so scheduling a live meeting is straightforward.
Addis Ababa is 1 hour behind Oslo (EAT UTC+03:00 → CEST UTC+02:00). The shared working window is 10:00 AM–5:00 PM EAT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Addis Ababa
Does not observe DST
Oslo
☀ Currently in DST
Standard: UTC+01:00 · DST: UTC+02:00
Clocks fall back on Sun, Oct 25, 2026
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 Addis Ababa and Oslo?
Addis Ababa (EAT, UTC+03:00) is 1 hour behind Oslo (CEST, UTC+02:00). The gap is currently -1h.
How do I convert Addis Ababa time to Oslo time?
Add -1h to Addis Ababa local time. For example, 9:00 AM in Addis Ababa is 8:00 AM in Oslo.
What time is it in Oslo right now?
Oslo uses CEST at UTC+02:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -1h offset from Addis Ababa.
What is the best time to call Oslo from Addis Ababa?
Call between 10:00 AM and 5:00 PM EAT — that maps to 9:00 AM–4:00 PM CEST and keeps both parties inside the working day.
Which is behind, Addis Ababa or Oslo?
Addis Ababa is 1 hour behind Oslo. When it is 12:00 PM in Addis Ababa it is 11:00 AM in Oslo.
Do Addis Ababa and Oslo use different time zones?
Addis Ababa (Ethiopia) uses EAT at UTC+03:00, while Oslo (Norway) uses CEST at UTC+02:00. The IANA identifiers are Africa/Addis_Ababa and Europe/Oslo.
Does daylight saving time affect the Addis Ababa–Oslo difference?
Yes at the moment: Oslo is on daylight saving time and Addis Ababa is not, so the -1h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Addis Ababa's time zone?
EAT also covers Nairobi, Addis Ababa, Dar es Salaam, Kampala, Mogadishu, Antananarivo.
Which countries use EAT, Addis Ababa's zone?
EAT is used in Kenya, Ethiopia, Tanzania, Uganda, Somalia, Madagascar, Eritrea, Djibouti.
Is there a day difference between Addis Ababa and Oslo?
Not normally. The -1h gap only pushes the date over the previous day.
What is the time difference between Addis Ababa and Oslo?
Oslo is -1h from Addis Ababa.
What timezone is Addis Ababa in?
Addis Ababa operates on its local timezone.
What timezone is Oslo in?
Oslo operates on Central European Time (CET/CEST). As home to the world's largest sovereign wealth fund and major oil firms, Oslo influences global energy markets.
What are the business hours in Oslo?
Standard business hours in Oslo are 8:00 AM - 4:00 PM CET.
Which countries use EAT (East Africa Time)?
EAT is used in Kenya, Ethiopia, Tanzania, Uganda, Somalia, Madagascar, and 2 more countries.
Does EAT observe daylight saving time?
No, EAT does not observe daylight saving time and remains at UTC+03:00 year-round.
What are some interesting facts about EAT?
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.
Which cities are in the CET timezone?
Major cities in the CET timezone include Paris, Berlin, Rome, Madrid, Amsterdam, Brussels, Vienna, Warsaw.
What is the UTC offset for CET?
Central European Time (CET) is at UTC+01:00. During daylight saving time, it shifts to CEST.
What should I know about the CET timezone?
CET covers more European countries than any other time zone. Spain uses CET despite being geographically aligned with GMT/WET.
When is it midnight in Addis Ababa, what time is it in Oslo?
When it is 12:00 AM (midnight) in Addis Ababa (EAT), it is -1h later in Oslo (CET).
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