Colombia to GMT
+5hColombia
COTSOURCEGMT
GMTGreen rows indicate typical business hours (9 AM - 5 PM)
COT and GMT on the World Map
The map below highlights the COT (Colombia Time) and GMT (Greenwich Mean 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.
GMT – Greenwich Mean Time
UTC+00:00Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwich, London. It is the same as UTC+00:00.
- •GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London.
- •The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
- •GMT and UTC are often used interchangeably, but UTC is based on atomic clocks.
- •Iceland uses GMT year-round and never observes daylight saving time.
- •The UK switches from GMT to BST (British Summer Time) in late March each year.
Understanding the +5h Gap: Colombia vs GMT
Colombia runs on Colombia Standard Time (COT) at UTC-05:00. GMT runs on Greenwich Mean Time (GMT) at UTC+00:00. That puts Colombia 5 hours ahead of GMT — a difference of +5h at the current offsets.
In practice, when it is 9:00 AM in Colombia it is 2:00 PM in GMT. Midnight in Colombia is 5:00 AM in GMT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Colombia to GMT time conversion table
| Colombia (COT) | GMT (GMT) | Day |
|---|---|---|
| 12:00 AM | 5:00 AM | same day |
| 6:00 AM | 11:00 AM | same day |
| 7:00 AM | 12:00 PM | same day |
| 8:00 AM | 1:00 PM | same day |
| 9:00 AM | 2:00 PM | same day |
| 12:00 PM | 5:00 PM | same day |
| 3:00 PM | 8:00 PM | same day |
| 5:00 PM | 10:00 PM | same day |
| 6:00 PM | 11:00 PM | same day |
| 9:00 PM | 2:00 AM | next day |
Why people convert Colombia to GMT time
- Scheduling a call from Colombia to GMT: a 10:00 AM start in Colombia lands at 3:00 PM in GMT, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Colombia and GMT are inside the 9-to-5 working day between 9:00 AM and 12:00 PM COT time (2:00 PM–5:00 PM GMT). That is roughly 3 hours of usable overlap.
- Watching a live event or market open: Colombia viewers need 2:00 PM in GMT to catch a 9:00 AM start there, and 7:00 PM if the event is anchored to Colombia.
- Always state the zone abbreviation, not just the hour. "3:00 PM COT" is unambiguous; "3 PM" across a +5h gap is not.
- Block 9:00 AM–12:00 PM COT as the recurring meeting window if you work primarily from Colombia and need GMT 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 GMT (Greenwich Mean Time)
Greenwich Mean Time (GMT) is the clock time at the Royal Observatory in Greenwich, London, which sits on the Prime Meridian (0° longitude). GMT serves as the reference point from which all other time zones are calculated. The United Kingdom uses GMT during winter months and switches to British Summer Time (BST, UTC+01:00) from late March to late October. Several West African nations use GMT year-round. GMT is often used interchangeably with UTC (Coordinated Universal Time), although technically they are different – UTC is based on atomic clocks while GMT is based on Earth's rotation.
Best time to call between Colombia and GMT
Both Colombia and GMT sit inside the 9 AM – 5 PM working day between 9:00 AM–12:00 PM COT, which is 2:00 PM–5:00 PM GMT. That gives roughly 3 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Colombia and GMT overlap for about 3 hours during the working day — enough for meetings if you avoid the edges of the window.
Colombia is 5 hours ahead of GMT (COT UTC-05:00 → GMT UTC+00:00). The shared working window is 9:00 AM–12:00 PM COT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Colombia
Does not observe DST
GMT
☀ Currently in DST
Standard: UTC+00:00 · DST: UTC+01:00
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 Colombia and GMT?
Colombia (COT, UTC-05:00) is 5 hours ahead of GMT (GMT, UTC+00:00). The gap is currently +5h.
How do I convert Colombia time to GMT time?
Add +5h to Colombia local time. For example, 9:00 AM in Colombia is 2:00 PM in GMT.
What time is it in GMT right now?
GMT uses GMT at UTC+00:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +5h offset from Colombia.
What is the best time to call GMT from Colombia?
Call between 9:00 AM and 12:00 PM COT — that maps to 2:00 PM–5:00 PM GMT and keeps both parties inside the working day.
Which is ahead, Colombia or GMT?
Colombia is 5 hours ahead of GMT. When it is 12:00 PM in Colombia it is 5:00 PM in GMT.
Do Colombia and GMT use different time zones?
Colombia (Colombia) uses COT at UTC-05:00, while GMT uses GMT at UTC+00:00. The IANA identifiers are America/Bogota and Europe/London.
Does daylight saving time affect the Colombia–GMT difference?
Neither zone observes daylight saving time, so the +5h offset between Colombia and GMT is fixed all year.
Which other cities share Colombia's time zone?
COT also covers Bogotá, Medellín, Cali, Barranquilla, Cartagena.
Which countries use COT, Colombia's zone?
COT is used in Colombia.
Is there a day difference between Colombia and GMT?
Not normally. The +5h gap only pushes the date over for late-evening times.
What is the time difference between Colombia and GMT?
GMT is +5h from Colombia.
What timezone is Colombia in?
Colombia operates on its local timezone.
What timezone is GMT in?
GMT 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 GMT timezone?
Major cities in the GMT timezone include London, Dublin, Lisbon, Accra, Reykjavik, Edinburgh, Casablanca, Dakar.
What is the UTC offset for GMT?
Greenwich Mean Time (GMT) is at UTC+00:00. During daylight saving time, it shifts to BST.
What should I know about the GMT timezone?
GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London. The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
When is it midnight in Colombia, what time is it in GMT?
When it is 12:00 AM (midnight) in Colombia (COT), it is +5h later in GMT (GMT).
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