Daylight Savings Time Changes in Argentina 🇦🇷 (1931)
| 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
31 MAR
31 Mar 1931 - Daylight Saving Time Ends
When local standard time is about to reach Tuesday, 31 March 1931, 23:59 clocks are turned backward 1 hour to
Tuesday, 31 March 1931, 23:00 local standard time instead.
Sunrise and sunset will be about 1 hour earlier on 31 Mar 1931 than the day before. There will be more light in the morning.
Also called Fall Back.
Before
23
:
59
After
01
:
00
14 OCT
14 Oct 1931 - Daylight Saving Time Starts
When local standard time is about to reach Wednesday, 14 October 1931, 23:59 clocks are turned forward 1 hour to
Wednesday, 14 October 1931, 01:00 local daylight time instead.
Sunrise and sunset will be about 1 hour later on 14 Oct 1931 than the day before. There will be more light in the evening.
Also called Spring Forward.
Daylight Savings Time Schedules by Provinces in Argentina (1931)
| Province | DST Start (Spring) | DST End (Fall) |
|---|---|---|
| Buenos Aires | 14 Oct 1931 | 31 Mar 1931 |
| Buenos Aires F.D. | 14 Oct 1931 | 31 Mar 1931 |
| Catamarca | 14 Oct 1931 | 31 Mar 1931 |
| Chaco | 14 Oct 1931 | 31 Mar 1931 |
| Chubut | 14 Oct 1931 | 31 Mar 1931 |
| Cordoba | 14 Oct 1931 | 31 Mar 1931 |
| Corrientes | 14 Oct 1931 | 31 Mar 1931 |
| Entre Rios | 14 Oct 1931 | 31 Mar 1931 |
| Formosa | 14 Oct 1931 | 31 Mar 1931 |
| Jujuy | 14 Oct 1931 | 31 Mar 1931 |
| La Pampa | 14 Oct 1931 | 31 Mar 1931 |
| La Rioja | 14 Oct 1931 | 31 Mar 1931 |
| Mendoza | 14 Oct 1931 | 31 Mar 1931 |
| Misiones | 14 Oct 1931 | 31 Mar 1931 |
| Neuquen | 14 Oct 1931 | 31 Mar 1931 |
| Rio Negro | 14 Oct 1931 | 31 Mar 1931 |
| Salta | 14 Oct 1931 | 31 Mar 1931 |
| San Juan | 14 Oct 1931 | 31 Mar 1931 |
| San Luis | 14 Oct 1931 | 31 Mar 1931 |
| Santa Cruz | 14 Oct 1931 | 31 Mar 1931 |
| Santa Fe | 14 Oct 1931 | 31 Mar 1931 |
| Santiago del Estero | 14 Oct 1931 | 31 Mar 1931 |
| Tierra del Fuego | 14 Oct 1931 | 31 Mar 1931 |
| Tucuman | 14 Oct 1931 | 31 Mar 1931 |
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 1931?
Yes, Argentina observes Daylight Saving Time during the 1931 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 Tuesday, 31 March 1931. 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 31 Mar 1931, 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.