Updating current time…
CLST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
ArgentinaART
UTC−3
same time
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

9:00 am09:00 CLST (UTC-3), Oct 17, 2026 = 9:00 am09:00 ART (UTC-3), Oct 17, 2026

CLST and San Martín have the same local time.

How the time difference changes

For most of the year, CLST and San Martin, Argentina have the same time. From Apr 4 to Sep 5, 2027, CLT is 1 hour behind San Martin, Argentina.

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

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

Time Difference

Chile Summer Time and ART (Argentina Time) have the same local time.
9:00 am09:00 in CLST is 9:00 am09:00 in San Martin, Argentina

CLST to San Martín call time
Best time for a conference call or a meeting is between 9am-6pm09:00-18:00 in CLST which corresponds to 9am-6pm09:00-18:00 in San Martín

9:00 am09:00 Chile Summer Time (CLST). Offset UTC -3:00 hours
9:00 am09:00 ART (Argentina Time) (San Martin, Argentina). Offset UTC -3:00 hours

9:00 am09:00 CLST / 9:00 am09:00 San Martin, Argentina

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Hourly time comparison
CLSTSan Martin, Argentina
12:00am
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Chile Summer Time

Offset: CLST is 3 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Chile

Principal Cities: The largest city in the CLST time zone is Santiago in Chile, with about 4.837 million people. Other major cities in this time zone include Antofagasta, Viña del Mar, Valparaíso, Puerto Montt.

Map of the areas on Chile Summer Time (CLST)
CLST part of the year

Today all shaded areas are on CLST.

Daylight Saving: Chile Summer Time (CLST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Chile Standard Time (CLT).

123456789101112Start: Chile Summer Time (CLST) started 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.

123456789101112End: Chile Summer Time (CLST) ends 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 local standard time instead.

See Chile daylight saving time and upcoming clock changes worldwide.

CLST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -03 - basic short
  • -0300 - basic
  • -03:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0300 - sign character (-) followed by a four digit time providing hours (03) and minutes (00) of the offset. Indicates an offset of three hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Papa - Military abbreviation for CLST
  • P - short form of 'Papa'
Time zones with the GMT -3 offset:
  • ADT - Atlantic Daylight Time
  • PMT - Pierre & Miquelon Standard Time
  • PMST - Pierre & Miquelon Standard Time
  • AMST - Amazon Summer Time
  • ART - Argentina Time
  • BRT - Brasilia Time
  • CLST - Chile Summer Time
  • FKST - Falkland Islands Summer Time
  • FKT - Falkland Islands Time
  • GFT - French Guiana Time
  • P - Papa Time Zone
  • PYST - Paraguay Summer Time
  • PYT - Paraguay Time
  • SRT - Suriname Time
  • UYT - Uruguay Time

San Martín Time Zone and Facts

Time Zone

Abbreviation / Offset
ART – Argentina Time, UTC-3 (no daylight saving time)

San Martín Facts

Country
Argentina
Alternative Names
General San Martin, General San Martín, San Martin, San Martín, san martyn, sheng ma ding, sn mrtyn, סן מרטין, سان مارتين, سان مارتین, 聖馬丁
Population
82,549
Currency
Peso (ARS)
Geographic Coordinates
33° 04' S Latitude / 68° 28' W Longitude
International Dialing Code
+54