Daylight Savings Time Changes in Argentina 🇦🇷 (1991)
| Country: | Argentina |
| Capital: | Buenos Aires |
| Abbreviations: | AR, ARG |
| IANA Time Zones: | 19 |
| Dial Code: | +54 |
Daylight Savings Time Schedule and Information
Before
23
:
59
After
23
:
00
2 MAR
02 Mar 1991 - Daylight Saving Time Ends
When local standard time is about to reach Saturday, 02 March 1991, 23:59 clocks are turned backward 1 hour to
Saturday, 02 March 1991, 23:00 local standard time instead.
Sunrise and sunset will be about 1 hour earlier on 02 Mar 1991 than the day before. There will be more light in the morning.
Also called Fall Back.
Before
23
:
59
After
01
:
00
19 OCT
19 Oct 1991 - Daylight Saving Time Starts
When local standard time is about to reach Saturday, 19 October 1991, 23:59 clocks are turned forward 1 hour to
Saturday, 19 October 1991, 01:00 local daylight time instead.
Sunrise and sunset will be about 1 hour later on 19 Oct 1991 than the day before. There will be more light in the evening.
Also called Spring Forward.
Daylight Savings Time Schedules by Provinces in Argentina (1991)
| Province | DST Start (Spring) | DST End (Fall) |
|---|---|---|
| Buenos Aires | 19 Oct 1991 | 02 Mar 1991 |
| Buenos Aires F.D. | 19 Oct 1991 | 02 Mar 1991 |
| Catamarca | 19 Oct 1991 | 02 Mar 1991 |
| Chaco | 19 Oct 1991 | 02 Mar 1991 |
| Chubut | 19 Oct 1991 | 02 Mar 1991 |
| Cordoba | 19 Oct 1991 | 02 Mar 1991 |
| Corrientes | 19 Oct 1991 | 02 Mar 1991 |
| Entre Rios | 19 Oct 1991 | 02 Mar 1991 |
| Formosa | 19 Oct 1991 | 02 Mar 1991 |
| Jujuy | 05 Oct 1991 | 16 Mar 1991 |
| La Pampa | 19 Oct 1991 | 02 Mar 1991 |
| La Rioja | 19 Oct 1991 | 28 Feb 1991 |
| Mendoza | 14 Oct 1991 | 28 Feb 1991 |
| Misiones | 19 Oct 1991 | 02 Mar 1991 |
| Neuquen | 19 Oct 1991 | 02 Mar 1991 |
| Rio Negro | 19 Oct 1991 | 02 Mar 1991 |
| Salta | 19 Oct 1991 | 02 Mar 1991 |
| San Juan | 19 Oct 1991 | 28 Feb 1991 |
| San Luis | - | 28 Feb 1991 |
| Santa Cruz | 19 Oct 1991 | 02 Mar 1991 |
| Santa Fe | 19 Oct 1991 | 02 Mar 1991 |
| Santiago del Estero | 19 Oct 1991 | 02 Mar 1991 |
| Tierra del Fuego | 19 Oct 1991 | 02 Mar 1991 |
| Tucuman | 19 Oct 1991 | 02 Mar 1991 |
DST Changes Summary for Argentina
| Date | Year | Change | Time | Details |
|---|---|---|---|---|
| 18 Oct | 2008 | Forward 1 hour | 23:59 ➜ 01:00 | Daylight Saving Start |
| 14 Mar | 2009 | Back 1 hour | 23:59 ➜ 23:00 | Daylight Saving End |
Read More About Daylight Savings Time
Common Questions about Daylight Savings Time Changes in Argentina
Does Argentina use Daylight Saving Time in 1991?
Yes, Argentina observes Daylight Saving Time during the 1991 calendar year. The country follows the practice of shifting clocks to better align waking hours with the available evening sunlight during the spring and summer months.
When do the clocks change next in Argentina?
The next scheduled time transition in Argentina will take place on Saturday, 02 March 1991. At 23:59 local time, clocks will be turned backward by 1 hour. This specific change marks the transition to daylight saving time ends.
Does all of Argentina follow the same time change schedule?
Yes, the calendar dates for starting and ending Daylight Saving Time are consistent across the country. However, because Argentina spans 19 different time zones, the actual moment the clocks move occurs at different times depending on the local timezone of each province.
How will the next transition affect the day in Argentina?
Following the shift on 02 Mar 1991, you will notice that there is more light in the morning compared to the day before. While the transition may temporarily disrupt sleep patterns, the primary goal of this backward shift is to maximize usable daylight for the population.