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COT
Colombia Time
GMT -5
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CLST/CLT
Chile Summer Time
GMT -3
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CLT is not used on this date.

This converter uses CLST (UTC−3), as in Santiago.

Quick answers

Selected conversion

7:00 am07:00 COT (UTC-5), Oct 6, 2026 = 9:00 am09:00 CLST (UTC-3), Oct 6, 2026

COT is 2 hours behind CLST.

COT and CLT examples

These examples always use COT (UTC-5) and CLT (UTC-4). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

COT is 1 hour behind CLT.

How the time difference changes

For most of the year, COT is 2 hours behind CLST. At other times of the year, COT is 1 hour behind CLT.

For most of the year, working hours of 9:00 am to 5:00 pm in COT correspond to 11:00 am to 7:00 pm in CLST. At other times of the year, working hours of 9:00 am to 5:00 pm in COT correspond to 10:00 am to 6:00 pm in CLT.For most of the year, working hours of 09:00 to 17:00 in COT correspond to 11:00 to 19:00 in CLST. At other times of the year, working hours of 09:00 to 17:00 in COT correspond to 10:00 to 18:00 in CLT.

Compare COT time with CLT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Colombia Time is 2 hours behind Chile Summer Time.
7:00 am07:00 in COT is 9:00 am09:00 in CLST

COT to CLST call time
Best time for a conference call or a meeting is between 9am-3pm09:00-15:00 in COT which corresponds to 11am-5pm11:00-17:00 in CLST

7:00 am07:00 Colombia Time (COT). Offset UTC -5:00 hours
9:00 am09:00 Chile Summer Time (CLST). Offset UTC -3:00 hours

7:00 am07:00 COT / 9:00 am09:00 CLST

COTCLST
12:00am2:00am
1:00am3:00am
2:00am4:00am
3:00am5:00am
4:00am6:00am
5:00am7:00am
6:00am8:00am
7:00am9:00am
8:00am10:00am
9:00am11:00am
10:00am12:00pm
11:00am1:00pm
12:00pm2:00pm
1:00pm3:00pm
2:00pm4:00pm
3:00pm5:00pm
4:00pm6:00pm
5:00pm7:00pm
6:00pm8:00pm
7:00pm9:00pm
8:00pm10:00pm
9:00pm11:00pm
10:00pm12:00am
11:00pm1:00am
00:0002:00
01:0003:00
02:0004:00
03:0005:00
04:0006:00
05:0007:00
06:0008:00
07:0009:00
08:0010:00
09:0011:00
10:0012:00
11:0013:00
12:0014:00
13:0015:00
14:0016:00
15:0017:00
16:0018:00
17:0019:00
18:0020:00
19:0021:00
20:0022:00
21:0023:00
22:0000:00
23:0001:00

Colombia Time

Offset: COT is 5 hours behind Greenwich Mean Time (GMT) and is used in South America

Countries using this time zone: Colombia

Principal Cities: The largest city in the COT time zone is Bogota in Colombia, with about 7.674 million people. Other major cities in this time zone include Cali, Medellin, Barranquilla, Cartagena.

Daylight Saving: Clocks in Colombia Time (COT) do not change for daylight saving time, so COT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

COT Time Zone Geo Map
COT timezone map

COT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -05 - basic short
  • -0500 - basic
  • -05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates an offset of five hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Romeo - Military abbreviation for COT
  • R - short form of 'Romeo'
Time zones with the GMT -5 offset:
  • CDT - Central Daylight Time
  • EST - Eastern Standard Time
  • ET - Eastern Time
  • COT - Colombia Time
  • CST - Cuba Standard Time
  • EASST - Easter Island Summer Time
  • ECT - Ecuador Time
  • PET - Peru Time
  • R - Romeo Time Zone

Chile Standard Time

Offset: CLT is 4 hours behind Greenwich Mean Time (GMT) and is used in South America

Countries using this time zone: Chile

Principal Cities: The largest city in the CLT time zone is Santiago in Chile, with about 4.837 million people. Other major cities in this time zone include Puente Alto, Antofagasta, Vina del Mar, Valparaiso.

CLT Time Zone Geo Map
CLT timezone map

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Chile Summer Time (CLST).

Daylight saving time clock moves forward for one hourEnd: Chile Standard Time (CLT) ended on Sunday, September 6, 2026 at 12:00 am00:00 local time and clocks were set one hour forward to Sunday, September 6, 2026, 1:00 am01:00 local daylight time instead. Standard time ends annually on the first Sunday of September.

Daylight saving time clock moves back for one hourStart: Chile Standard Time (CLT) starts on Sunday, April 4, 2027 at 12:00 am00:00 local time and clocks are set one hour back to Saturday, April 3, 2027, 11:00 pm23:00. Standard time starts annually on the first Sunday of April.

See upcoming clock changes worldwide.

CLT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -04 - basic short
  • -0400 - basic
  • -04:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0400 - sign character (-) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates an offset of four hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Quebec - Military abbreviation for CLT
  • Q - short form of 'Quebec'
Time zones with the GMT -4 offset:
  • AST - Atlantic Standard Time
  • EDT - Eastern Daylight Time
  • AMT - Amazon Time
  • BOT - Bolivia Time
  • CDT - Cuba Daylight Time
  • CLT - Chile Standard Time
  • FKT - Falkland Island Time
  • GYT - Guyana Time
  • HLV - Hora Legal de Venezuela
  • PYT - Paraguay Time
  • Q - Quebec Time Zone
  • VET - Venezuelan Standard Time