PDT/PST
Pacific Daylight Time
GMT -7
PST automatically adjusted to PDT time zone, that is in use
Argentina
-03
EDT/EST
Eastern Daylight Time
GMT -4
EST automatically adjusted to EDT time zone, that is in use

Time Difference

Pacific Daylight Time is 4 hours behind and 3 hours behind Eastern Daylight Time
11:00 pm23:00 in PDT is 3:00 am03:00 in Buenos Aires, Argentina and is 2:00 am02:00 in EDT

PST to Buenos Aires call time
Best time for a conference call or a meeting is between 8am-1pm in PST which corresponds to 1pm-6pm in Buenos Aires
PST to EST call time
Best time for a conference call or a meeting is between 8am-3pm in PST which corresponds to 11am-6pm in EST

11:00 pm23:00 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
3:00 am03:00 (Buenos Aires, Argentina). Offset UTC -3:00 hours
2:00 am02:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours

11:00 pm23:00 PDT / 3:00 am03:00 Buenos Aires, Argentina / 2:00 am02:00 EDT

PDT Buenos Aires, Argentina EDT
12am (midnight) 4am 3am
1am 5am 4am
2am 6am 5am
3am 7am 6am
4am 8am 7am
5am 9am 8am
6am 10am 9am
7am 11am 10am
8am 12pm (noon) 11am
9am 1pm 12pm (noon)
10am 2pm 1pm
11am 3pm 2pm
12pm (noon) 4pm 3pm
1pm 5pm 4pm
2pm 6pm 5pm
3pm 7pm 6pm
4pm 8pm 7pm
5pm 9pm 8pm
6pm 10pm 9pm
7pm 11pm 10pm
8pm 12am (midnight) 11pm
9pm 1am 12am (midnight)
10pm 2am 1am
11pm 3am 2am
0:00 4:00 3:00
1:00 5:00 4:00
2:00 6:00 5:00
3:00 7:00 6:00
4:00 8:00 7:00
5:00 9:00 8:00
6:00 10:00 9:00
7:00 11:00 10:00
8:00 12:00 11:00
9:00 13:00 12:00
10:00 14:00 13:00
11:00 15:00 14:00
12:00 16:00 15:00
13:00 17:00 16:00
14:00 18:00 17:00
15:00 19:00 18:00
16:00 20:00 19:00
17:00 21:00 20:00
18:00 22:00 21:00
19:00 23:00 22:00
20:00 0:00 23:00
21:00 1:00 0:00
22:00 2:00 1:00
23:00 3:00 2:00

Pacific Standard Time

Offset: PST is 8 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries: It is used in following countries: Canada, Mexico, United States

Principal Cities: The largest city in the PST timezone is Los Angeles from USA with population about 3.793 million people. Other major cities in the area are Vancouver, Tijuana, San Diego, San Jose

French: HNP - Heure Normale du Pacifique

Spanish: PT - Tiempo del Pacífico, PT - Zona Noroeste

PST Time Zone Geo Map
PST timezone map

Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Pacific Daylight Time (PDT).

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Pacific Standard Time (PST) has ended on Sunday, March 9, 2025 at 2:00 am local time and clocks were set one hour forward to Sunday, March 9, 2025, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.

Daylight saving time clock moves back for one hour from 2am to 1amStart: Pacific Standard Time (PST) starts on Sunday, November 2, 2025 at 2:00 am local time and clocks are set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually the on first Sunday of November.

PST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -08 - basic short
  • -0800 - basic
  • -08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0800 - sign character (-) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates eight hour and zero minutes time differences to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Uniform - Military abbreviation for PST
  • U - short form of 'Uniform'
IANA/Olson: Reflects PST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Ensenada
  • America/Los_Angeles
  • America/Santa_Isabel
  • America/Tijuana
  • America/Vancouver
  • Canada/Pacific
  • Mexico/BajaNorte
  • PST8PDT
  • US/Pacific
PST Abbreviation: Several time zones share PST abbreviation and it could refer to these time zones
  • Pacific Standard Time - UTC -8
  • Pitcairn Standard Time - UTC -8
  • Peru Standard Time - UTC -5
Time zones with the GMT -8 offset:
  • AKDT - Alaska Daylight Time
  • PST - Pacific Standard Time
  • PT - Pacific Time
  • PST - Pitcairn Standard Time
  • U - Uniform Time Zone

Buenos Aires Information

Time Zone

Abbreviation / Name
-03 -
ART - Argentina Time
UTC / GMT Offset
-3:00 hours during , currently in use.
-3:00 hours during Argentina Time.
Daylight Saving Time Change
0:00 hours - DST is NOT in use
Daylight Saving Time Starts
Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Also called Fall Back or switch to Winter Time.

Buenos Aires Facts

Country
Argentina
Alternative Names
BUE, Baires, Bonaero, Bonaeropolis, Bonaëropolis, Bos Aires, Bouenos Aires, Bouonezar, Bouonézâr, Buehnas-Ajrehs, Buehnos Ajres, Buehnos-Ajres, Buehnos-Ajres osh, Buenos Aires, Buenos Airės, Buenos Ajres, Buenos Ayres, Buenos-Aires, Buenos-Ajres, Buenos-Ayres, Buenos-Aýres, Buenosairesa, Buénos Ayrés, Bwenoze, Bwènozè, Búenos Aíres, Ciudad Autonoma de Buenos Aires, Ciudad Autónoma de Buenos Aires, Ciudad de La Santisima Trinidad y Puerto de Santa Maria del Buen Ayre, Ciudad de La Santísima Trinidad y Puerto de Santa María del Buen Ayre, Lungsod ng Buenos Aires, Santa Maria del Buen Ayre, Santa María del Buen Ayre, bawnosxires, bu yi nuo si ai li si, bu'enosa a'iresa, buenos-airesi, buenosaires, buenoseuaileseu, buenosuairesu, buraenosa a'iresa, buyenosa a'iresa, bwyns ayrs, bwynws ayrs, bwynws ayrys, byu'enosa erisa, byunas airis, byunas ayels, bywns ayrs, puvenas airis, Μπουένος ΄Aιρες, Μπουένος Άιρες, Буенос Аирес, Буенос Айрес, Буенос Аірес, Буенос Ајрес, Буенос-Аирес, Буенос-Айрес, Буэнас-Айрэс, Буэнос Айрес, Буэнос-Айрес, Буэнос-Айрес ош, Բուենոս Այրես, בואנוס איירס, בוענאס איירעס, بوئنوس آیرس, بوينس آيرس, بوينوس ايريس, بۆینس ئایرس, بیونس آئرس, बुएनोस आइरेस, ब्युएनॉस एरीस, বুয়েনোস আইরেস, বুৱেনোস আইরেস, புவெனஸ் ஐரிஸ், ಬ್ಯೂನಸ್ ಐರಿಸ್, ബ്യൂണസ് അയേഴ്സ്, บัวโนสไอเรส, པུ་ཨེ་ནོ་སི་ཨས་རི་སི།, ဗျူနိုအေးရိစ်မြို့, ბუენოს-აირესი, ብዌኖስ አይሬስ, ブエノスアイレス, 布宜諾斯艾利斯, 布宜诺斯艾利斯, 부에노스아이레스
Population
13,076,300
Currency
Peso (ARS)
Geographic Coordinates
34° 36' S Latitude / 58° 22' W Longitude
International Dialing Code
+54

Eastern Standard Time

Offset: EST is 5 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries: It is used in following countries: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, United States

Principal Cities: The largest city in the EST timezone is New York City from USA with population about 8.175 million people. Other major cities in the area are Toronto, Montreal, Brooklyn, Borough of Queens

French: HNE - Heure Normale de l'Est

Spanish: ET - Tiempo del Este, ET - Zona Sureste

EST Time Zone Geo Map
EST timezone map

Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Eastern Daylight Time (EDT).

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Eastern Standard Time (EST) has ended on Sunday, March 9, 2025 at 2:00 am local time and clocks were set one hour forward to Sunday, March 9, 2025, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.

Daylight saving time clock moves back for one hour from 2am to 1amStart: Eastern Standard Time (EST) starts on Sunday, November 2, 2025 at 2:00 am local time and clocks are set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually the on first Sunday of November.

EST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -05 - basic short
  • -0500 - basic
  • -05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates five hour and zero minutes time differences to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Romeo - Military abbreviation for EST
  • R - short form of 'Romeo'
IANA/Olson: Reflects EST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Atikokan
  • America/Cancun
  • America/Cayman
  • America/Coral_Harbour
  • America/Detroit
  • America/Fort_Wayne
  • America/Grand_Turk
  • America/Indiana/Indianapolis
  • America/Indiana/Marengo
  • America/Indiana/Petersburg
  • America/Indiana/Vevay
  • America/Indiana/Vincennes
  • America/Indiana/Winamac
  • America/Indianapolis
  • America/Iqaluit
  • America/Jamaica
  • America/Kentucky/Louisville
  • America/Kentucky/Monticello
  • America/Louisville
  • America/Montreal
  • America/Nassau
  • America/New_York
  • America/Nipigon
  • America/Panama
  • America/Pangnirtung
  • America/Port-au-Prince
  • America/Thunder_Bay
  • America/Toronto
  • Canada/Eastern
  • EST
  • EST5EDT
  • Jamaica
  • US/East-Indiana
  • US/Eastern
  • US/Michigan
Time zones with the GMT -5 offset:
  • CDT - Central Daylight Time
  • EST - Eastern Standard Time
  • ET - Eastern Time
  • COT - Colombia Time
  • CST - Cuba Standard Time
  • EASST - Easter Island Summer Time
  • ECT - Ecuador Time
  • PET - Peru Time
  • R - Romeo Time Zone