COT to CET
+6hCOT
COTSOURCECET
CETGreen rows indicate typical business hours (9 AM - 5 PM)
COT and CET on the World Map
The map below highlights the COT (Colombia Time) and CET (Central European 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.
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.
Time Conversion Guide: COT to CET
COT runs on Colombia Time (COT) at UTC-05:00. CET runs on Central European Time (CET) at UTC+01:00. That puts COT 6 hours ahead of CET — a difference of +6h at the current offsets.
In practice, when it is 9:00 AM in COT it is 3:00 PM in CET. Midnight in COT is 6:00 AM in CET. Neither zone observes daylight saving time, so the offset between them stays constant all year.
COT to CET time conversion table
| COT (COT) | CET (CET) | Day |
|---|---|---|
| 12:00 AM | 6:00 AM | same day |
| 6:00 AM | 12:00 PM | same day |
| 7:00 AM | 1:00 PM | same day |
| 8:00 AM | 2:00 PM | same day |
| 9:00 AM | 3:00 PM | same day |
| 12:00 PM | 6:00 PM | same day |
| 3:00 PM | 9:00 PM | same day |
| 5:00 PM | 11:00 PM | same day |
| 6:00 PM | 12:00 AM | next day |
| 9:00 PM | 3:00 AM | next day |
Why people convert COT to CET time
- Scheduling a call from COT to CET: a 10:00 AM start in COT lands at 4:00 PM in CET, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both COT and CET are inside the 9-to-5 working day between 9:00 AM and 11:00 AM COT time (3:00 PM–5:00 PM CET). That is roughly 2 hours of usable overlap.
- Watching a live event or market open: COT viewers need 3:00 PM in CET to catch a 9:00 AM start there, and 6:00 PM if the event is anchored to COT.
- Always state the zone abbreviation, not just the hour. "3:00 PM COT" is unambiguous; "3 PM" across a +6h gap is not.
- Block 9:00 AM–11:00 AM COT as the recurring meeting window if you work primarily from COT and need CET colleagues present.
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 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 COT and CET
Both COT and CET sit inside the 9 AM – 5 PM working day between 9:00 AM–11:00 AM COT, which is 3:00 PM–5:00 PM CET. That gives roughly 2 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
COT and CET overlap for about 2 hours during the working day — enough for meetings if you avoid the edges of the window.
COT is 6 hours ahead of CET (COT UTC-05:00 → CET UTC+01:00). The shared working window is 9:00 AM–11:00 AM COT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
COT
Does not observe DST
CET
☀ 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 COT and CET?
COT (COT, UTC-05:00) is 6 hours ahead of CET (CET, UTC+01:00). The gap is currently +6h.
How do I convert COT time to CET time?
Add +6h to COT local time. For example, 9:00 AM in COT is 3:00 PM in CET.
What time is it in CET right now?
CET uses CET at UTC+01:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +6h offset from COT.
What is the best time to call CET from COT?
Call between 9:00 AM and 11:00 AM COT — that maps to 3:00 PM–5:00 PM CET and keeps both parties inside the working day.
Which is ahead, COT or CET?
COT is 6 hours ahead of CET. When it is 12:00 PM in COT it is 6:00 PM in CET.
Does daylight saving time affect the COT–CET difference?
Neither zone observes daylight saving time, so the +6h offset between COT and CET 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 CET?
Not normally. The +6h gap only pushes the date over for late-evening times.
What is the time difference between COT and CET?
CET is +6h from COT.
What timezone is COT in?
COT operates on its local timezone.
What timezone is CET in?
CET 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 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 COT, what time is it in CET?
When it is 12:00 AM (midnight) in COT (COT), it is +6h later in CET (CET).
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