COT to EAT
+8hCOT
COTSOURCEEAT
EATGreen rows indicate typical business hours (9 AM - 5 PM)
COT and EAT on the World Map
The map below highlights the COT (Colombia Time) and EAT (East Africa Time) timezone regions across the globe.
COT – Colombia Time
UTC-05:00Colombia Time (COT) is the standard time for Colombia, 5 hours behind UTC.
- •Colombia does not observe daylight saving time.
- •COT is the same offset as EST (UTC-05:00).
- •Bogotá sits at 2,640m elevation, making it one of the highest capital cities.
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).
COT vs EAT: Offsets, DST and Best Call Times
COT runs on Colombia Time (COT) at UTC-05:00. EAT runs on East Africa Time (EAT) at UTC+03:00. That puts COT 8 hours ahead of EAT — a difference of +8h at the current offsets.
In practice, when it is 9:00 AM in COT it is 5:00 PM in EAT. Midnight in COT is 8:00 AM in EAT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
COT to EAT time conversion table
| COT (COT) | EAT (EAT) | Day |
|---|---|---|
| 12:00 AM | 8:00 AM | same day |
| 6:00 AM | 2:00 PM | same day |
| 7:00 AM | 3:00 PM | same day |
| 8:00 AM | 4:00 PM | same day |
| 9:00 AM | 5:00 PM | same day |
| 12:00 PM | 8:00 PM | same day |
| 3:00 PM | 11:00 PM | same day |
| 5:00 PM | 1:00 AM | next day |
| 6:00 PM | 2:00 AM | next day |
| 9:00 PM | 5:00 AM | next day |
Why people convert COT to EAT time
- Scheduling a call from COT to EAT: a 10:00 AM start in COT lands at 6:00 PM in EAT, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +8h gap: COT and EAT have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in EAT is 5:00 PM in COT.
- Keeping family and friends in sync: knowing that 8:00 PM in COT is 4:00 AM in EAT makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM COT" is unambiguous; "3 PM" across a +8h gap is not.
- With a +8h gap there is no shared 9-to-5 window, so alternate the early start: one week COT takes the early slot, the next week EAT does.
About COT (Colombia Time)
Colombia Time (COT) is used throughout Colombia. Colombia does not observe daylight saving time. COT shares the same offset as EST (UTC-05:00). Bogotá, the capital, is one of the largest cities in South America.
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 COT and EAT
With a +8h offset there is no overlap inside a normal 9 AM – 5 PM day. EAT opens at 9:00 AM EAT, which is 5:00 PM in COT, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
COT and EAT have no shared working hours because of the +8h gap. Teams need to alternate early starts or rely on asynchronous handovers.
COT is 8 hours ahead of EAT (COT UTC-05:00 → EAT UTC+03:00). There is no shared 9-to-5 window, so plan around an early or late slot. 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 COT and EAT?
COT (COT, UTC-05:00) is 8 hours ahead of EAT (EAT, UTC+03:00). The gap is currently +8h.
How do I convert COT time to EAT time?
Add +8h to COT local time. For example, 9:00 AM in COT is 5:00 PM in EAT.
What time is it in EAT right now?
EAT 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 +8h offset from COT.
What is the best time to call EAT from COT?
There is no shared working-hours window because of the +8h gap. The closest option is 1:00 PM in COT, which is 9:00 PM in EAT.
Which is ahead, COT or EAT?
COT is 8 hours ahead of EAT. When it is 12:00 PM in COT it is 8:00 PM in EAT.
Does daylight saving time affect the COT–EAT difference?
Neither zone observes daylight saving time, so the +8h offset between COT and EAT is fixed all year.
Which other cities share COT's time zone?
COT also covers Bogotá, Medellín, Cali, Barranquilla, Cartagena.
Which countries use COT, COT's zone?
COT is used in Colombia.
Is there a day difference between COT and EAT?
Not normally. The +8h gap only pushes the date over for late-evening times.
What is the time difference between COT and EAT?
EAT is +8h from COT.
What timezone is COT in?
COT operates on its local timezone.
What timezone is EAT in?
EAT operates on its local timezone.
Which countries use COT (Colombia Time)?
COT is used in Colombia.
Does COT observe daylight saving time?
No, COT does not observe daylight saving time and remains at UTC-05:00 year-round.
What are some interesting facts about COT?
Colombia does not observe daylight saving time. COT is the same offset as EST (UTC-05:00).
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 COT, what time is it in EAT?
When it is 12:00 AM (midnight) in COT (COT), it is +8h later in EAT (EAT).
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See every conversion from COT →·See every conversion from EAT →