Does it handle Daylight Saving Time?

Yes, the tool automatically adjusts for Daylight Saving Time based on the specific date you select, ensuring accurate conversions year-round.

Can I add multiple cities?

Yes, you can add as many cities as you need to the dashboard to compare times across your entire global network simultaneously.

Argentina to COT

-2h

Argentina

ARTSOURCE

UTC-03:00

HH12

MM00

12:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

COT

UTC-05:00

HH10

MM00

10:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

Quick Reference

Time Conversion Table

Argentina

COT

12:00 AM

10:00 PM-1

2:00 AM

12:00 AM

4:00 AM

2:00 AM

6:00 AM

4:00 AM

8:00 AM

6:00 AM

10:00 AM

8:00 AM

12:00 PM

10:00 AM

2:00 PM

12:00 PM

4:00 PM

2:00 PM

6:00 PM

4:00 PM

8:00 PM

6:00 PM

10:00 PM

8:00 PM

Green rows indicate typical business hours (9 AM - 5 PM)

ART and COT on the World Map

The map below highlights the ART (Argentina Time) and COT (Colombia Time) timezone regions across the globe.

ART Zone

→

COT Zone

Explore all world timezones interactively →

ART – Argentina Time

UTC-03:00

Argentina Time (ART) is the standard time for Argentina, 3 hours behind UTC.

Countries in ART

Argentina

Major Cities in ART

Buenos AiresCórdobaRosarioMendozaLa PlataTucumán

Key Facts about ART

•Argentina does not observe daylight saving time.
•Buenos Aires is one of the most visited cities in South America.
•ART is the same offset as BRT (UTC-03:00).

Daylight Saving:No – UTC-03:00 year-round

Learn more about ART on Wikipedia

COT – Colombia Time

UTC-05:00

Colombia Time (COT) is the standard time for Colombia, 5 hours behind UTC.

Countries in COT

Colombia

Major Cities in COT

BogotáMedellínCaliBarranquillaCartagena

Key Facts about COT

•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.

Daylight Saving:No – UTC-05:00 year-round

Learn more about COT on Wikipedia

Comparing Time Zones: Argentina and COT

Argentina runs on Argentina Standard Time (ART) at UTC-03:00. COT runs on Colombia Time (COT) at UTC-05:00. That puts Argentina 2 hours behind COT — a difference of -2h at the current offsets.

In practice, when it is 9:00 AM in Argentina it is 7:00 AM in COT. Midnight in Argentina is 10:00 PM in COT. Neither zone observes daylight saving time, so the offset between them stays constant all year.

Argentina to COT time conversion table

Argentina (ART)	COT (COT)	Day
12:00 AM	10:00 PM	previous day
6:00 AM	4:00 AM	same day
7:00 AM	5:00 AM	same day
8:00 AM	6:00 AM	same day
9:00 AM	7:00 AM	same day
12:00 PM	10:00 AM	same day
3:00 PM	1:00 PM	same day
5:00 PM	3:00 PM	same day
6:00 PM	4:00 PM	same day
9:00 PM	7:00 PM	same day

Why people convert Argentina to COT time

Scheduling a call from Argentina to COT: a 10:00 AM start in Argentina lands at 8:00 AM in COT, so you can confirm the slot without doing the arithmetic yourself.
Finding shared working hours: both Argentina and COT are inside the 9-to-5 working day between 11:00 AM and 5:00 PM ART time (9:00 AM–3:00 PM COT). That is roughly 6 hours of usable overlap.
Coordinating a Argentina-based team with COT contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.

Always state the zone abbreviation, not just the hour. "3:00 PM ART" is unambiguous; "3 PM" across a -2h gap is not.
Block 11:00 AM–5:00 PM ART as the recurring meeting window if you work primarily from Argentina and need COT colleagues present.

About ART (Argentina Time)

Argentina Time (ART) is the time zone used throughout Argentina. Argentina does not observe daylight saving time. ART shares the same offset as Brasilia Time (BRT) and Uruguay's UYT.

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.

Best time to call between Argentina and COT

Both Argentina and COT sit inside the 9 AM – 5 PM working day between 11:00 AM–5:00 PM ART, which is 9:00 AM–3:00 PM COT. That gives roughly 6 hours of shared time — the safest window for a live call or meeting.

Business hours overlap

Argentina and COT share 6 hours of working-hours overlap (11:00 AM–5:00 PM ART), so scheduling a live meeting is straightforward.

Argentina is 2 hours behind COT (ART UTC-03:00 → COT UTC-05:00). The shared working window is 11:00 AM–5:00 PM ART. 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:

⏳

History of Timekeeping

From sundials to atomic clocks - 5000 years of measuring time

🌍

How Time Zones Work

UTC, offsets, and why zones don't follow straight lines

☀️

Daylight Saving Time

DST dates, which countries observe it, and the ongoing debate

Frequently Asked Questions

What is the time difference between Argentina and COT?

Argentina (ART, UTC-03:00) is 2 hours behind COT (COT, UTC-05:00). The gap is currently -2h.

How do I convert Argentina time to COT time?

Add -2h to Argentina local time. For example, 9:00 AM in Argentina is 7:00 AM in COT.

What time is it in COT right now?

COT uses COT at UTC-05:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -2h offset from Argentina.