One clock for the whole country, and it stays on UTC−3 every day of the year.
Argentina at a glance
| Capital | Buenos Aires |
|---|---|
| UTC offsets | UTC−3 |
| IANA time zones | 12 |
| Daylight saving time | Not observed since 2009 |
Time zone of Argentina
The tz database lists 12 zones for Argentina because some regions had different rules in the past, but they all show the same time today.
| Time zone | Time now | UTC offset | Daylight saving time | Main cities |
|---|---|---|---|---|
| America/Argentina/Buenos_Aires | --:-- | UTC−3 | Not observed | Buenos Aires, Mar del Plata, Avellaneda |
| America/Argentina/Catamarca | --:-- | UTC−3 | Not observed | Catamarca, Comodoro Rivadavia |
| America/Argentina/Cordoba | --:-- | UTC−3 | Not observed | Córdoba, Rosario, Santa Fe |
| America/Argentina/Jujuy | --:-- | UTC−3 | Not observed | San Salvador de Jujuy |
| America/Argentina/La_Rioja | --:-- | UTC−3 | Not observed | La Rioja |
| America/Argentina/Mendoza | --:-- | UTC−3 | Not observed | San Rafael, Mendoza |
| America/Argentina/Rio_Gallegos | --:-- | UTC−3 | Not observed | |
| America/Argentina/Salta | --:-- | UTC−3 | Not observed | Salta, Neuquén, Santa Rosa |
| America/Argentina/San_Juan | --:-- | UTC−3 | Not observed | Rawson, San Juan |
| America/Argentina/San_Luis | --:-- | UTC−3 | Not observed | San Luis |
| America/Argentina/Tucuman | --:-- | UTC−3 | Not observed | San Miguel de Tucumán |
| America/Argentina/Ushuaia | --:-- | UTC−3 | Not observed |
Clock changes in Argentina
Clocks in Argentina last changed for daylight saving time in 2009. Since then the offset has stayed the same all year.
Local time in the largest cities of Argentina
| City | Region | Time now | Time zone |
|---|---|---|---|
| Buenos Aires | Buenos Aires F.D. | --:-- | America/Argentina/Buenos_Aires |
| Córdoba | Cordoba | --:-- | America/Argentina/Cordoba |
| Rosario | Santa Fe | --:-- | America/Argentina/Cordoba |
| Mar del Plata | Buenos Aires | --:-- | America/Argentina/Buenos_Aires |
| San Miguel de Tucumán | Tucuman | --:-- | America/Argentina/Tucuman |
| Salta | Salta | --:-- | America/Argentina/Salta |
Time in Argentina compared with the world
When it is 9:00 AM in Argentina, it is 12:00 PM in London, 11:00 PM in Sydney and 4:00 AM in Los Angeles.
| City | Time now | Difference now | In January | In July |
|---|---|---|---|---|
| New York (United States) | --:-- | 2 h behind | 2 h behind | 1 h behind |
| Los Angeles (United States) | --:-- | 5 h behind | 5 h behind | 4 h behind |
| London (United Kingdom) | --:-- | 3 h ahead | 3 h ahead | 4 h ahead |
| Paris (France) | --:-- | 4 h ahead | 4 h ahead | 5 h ahead |
| Dubai (United Arab Emirates) | --:-- | 7 h ahead | 7 h ahead | 7 h ahead |
| Mumbai (India) | --:-- | 8 h 30 min ahead | 8 h 30 min ahead | 8 h 30 min ahead |
| Singapore | --:-- | 11 h ahead | 11 h ahead | 11 h ahead |
| Tokyo (Japan) | --:-- | 12 h ahead | 12 h ahead | 12 h ahead |
| Sydney (Australia) | --:-- | 14 h ahead | 14 h ahead | 13 h ahead |
| UTC | --:-- | 3 h ahead | 3 h ahead | 3 h ahead |
Daylight across Argentina
Argentina stretches far from north to south, so daylight differs a lot between regions. Around the June solstice, Salta gets 10 hours 36 minutes of daylight and Mar del Plata 9 hours 31 minutes.
Countries on the same time as Argentina
These countries read the same time as Argentina today. Those marked with daylight saving time will drift away when their clocks change.
- Brazil
- Chile Daylight saving time
- Falkland Islands
- French Guiana
- Paraguay
- St. Pierre and Miquelon Daylight saving time
- Suriname
- Uruguay
Daylight saving time
Plan around the time in Argentina
- Convert a time to or from Argentina: pick a date and time and see it in every city on your list.
- Add Buenos Aires to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Argentina and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
How many time zones does Argentina have?
One. All of Argentina shows the same time, although the tz database lists 12 zone names for historical reasons.
Does Argentina use daylight saving time?
Not any more. Clocks last changed for daylight saving time in 2009.
What is the time difference between Argentina and London?
Argentina is 3 hours behind London in January and 4 hours behind London in July, because London moves its clocks for daylight saving time and Argentina does not.
Time zone rules: IANA tz database, version 2026e. Place names and coordinates: GeoNames. Sunrise and sunset are calculated from the coordinates and can differ by a minute or two from local almanacs.