San Luis — America/Argentina/San_Luis
The current local time in the America/Argentina/San_Luis IANA time zone is shown below. It is the tz database identifier used in Argentina in the area around San Luis. The zone is currently at UTC -03:00 · GMT-3 and does not observe daylight saving time.
America/Argentina/San_Luis
Thursday, 22 October 2026 GMT-3
Zone information
Offset & DST
Current UTC offset: -03:00
Daylight saving: Not observed
Countries using America/Argentina/San_Luis
San Luis vs. major cities
How far San Luis is from the world's main business centres right now, what time it is there when the working day starts in San Luis, and which hours of a 09:00–17:00 day the two places share. Daylight saving changes are applied automatically.
| City | Difference | At 09:00 in San Luis | Shared office hours |
|---|---|---|---|
| New York · United States | −1 h | 08:00 | 10:00–17:00 |
| Los Angeles · United States | −4 h | 05:00 | 13:00–17:00 |
| São Paulo · Brazil | Same time | 09:00 | 09:00–17:00 |
| London · United Kingdom | +4 h | 13:00 | 09:00–13:00 |
| Paris · France | +5 h | 14:00 | 09:00–12:00 |
| Johannesburg · South Africa | +5 h | 14:00 | 09:00–12:00 |
| Dubai · United Arab Emirates | +7 h | 16:00 | 09:00–10:00 |
| Delhi · India | +8:30 h | 17:30 | None |
| Singapore · Singapore | +11 h | 20:00 | None |
| Beijing · China | +11 h | 20:00 | None |
Shared office hours are shown in San Luis time. Compare any set of cities hour by hour in the time zone converter, or pick a slot that suits everyone with the event planner.
Clock changes in San Luis
Since 1970, San Luis has gone through 14 distinct time-keeping periods, observing daylight saving time in 5 of 57 years. Since 2010 it has stayed on UTC -03:00 all year.
No clock changes are scheduled in 2026 or 2027: San Luis stays on UTC -03:00 all year.
Time zone history since 1970
| Years | Offset | Daylight saving |
|---|---|---|
| 1970–1973 | UTC -03:00 all year | No daylight saving time |
| 1974 | UTC -03:00, DST UTC -02:00 | Forward on the fourth Wednesday in January, back on the first Wednesday in May |
| 1975–1987 | UTC -03:00 all year | No daylight saving time |
| 1988 | UTC -02:00 all year | No daylight saving time |
| 1989 | UTC -03:00, DST UTC -02:00 | Forward on the third Sunday in October, back on the first Sunday in March |
| 1990 | UTC -03:00 all year | No daylight saving time |
| 1991 | UTC -04:00, DST UTC -03:00 | Forward on the first Saturday in June, back on the first Friday in March |
| 1992–2003 | UTC -03:00 all year | No daylight saving time |
| 2004 | UTC -04:00, DST UTC -03:00 | Forward on the last Sunday in July, back on the last Monday in May |
| 2005–2006 | UTC -03:00 all year | No daylight saving time |
| 2007 | UTC -02:00 all year | No daylight saving time |
| 2008 | UTC -03:00 all year | No daylight saving time |
| 2009 | UTC -04:00, DST UTC -03:00 | Forward on the second Sunday in October, back on the second Sunday in March |
| 2010–2026 | UTC -03:00 all year | No daylight saving time |
Source: IANA tz database, as shipped with the Unicode ICU library.
Zones on the same clock as San Luis
All IANA zones →These zones show the same time as America/Argentina/San_Luis on every day of 2026. Their histories may differ.
America/Araguaina Argentina/La Rioja America/Argentina/La_Rioja Argentina/Rio Gallegos America/Argentina/Rio_Gallegos Argentina/Salta America/Argentina/Salta Argentina/San Juan America/Argentina/San_Juan Argentina/Tucuman America/Argentina/Tucuman Argentina/Ushuaia America/Argentina/Ushuaia Asuncion America/Asuncion Bahia America/Bahia Belem America/Belem Buenos Aires America/Buenos_Aires Catamarca America/Catamarca Cayenne America/Cayenne Cordoba America/Cordoba Coyhaique America/Coyhaique Fortaleza America/Fortaleza Jujuy America/Jujuy Maceio America/Maceio More references for America/Argentina/San_Luis
Compare America/Argentina/San_Luis against other zones with the converter, map, and world clock, or browse the full directory.