Portugal
AST
IST
Irish Standard Time
GMT +1

Time Difference

AST (Azores Summer Time) is 1 hours behind Irish Standard Time
3:00 pm15:00 in Ponta Delgada, Portugal is 4:00 pm16:00 in IST

Ponta Delgada to IST call time
Best time for a conference call or a meeting is between 8am-5pm in Ponta Delgada which corresponds to 9am-6pm in IST

3:00 pm15:00 AST (Azores Summer Time) (Ponta Delgada, Portugal). Offset UTC 0:00 hours
4:00 pm16:00 Irish Standard Time (IST). Offset UTC +1:00 hour

3:00 pm15:00 Ponta Delgada, Portugal / 4:00 pm16:00 IST

Ponta Delgada, Portugal IST
12am (midnight) 1am
1am 2am
2am 3am
3am 4am
4am 5am
5am 6am
6am 7am
7am 8am
8am 9am
9am 10am
10am 11am
11am 12pm (noon)
12pm (noon) 1pm
1pm 2pm
2pm 3pm
3pm 4pm
4pm 5pm
5pm 6pm
6pm 7pm
7pm 8pm
8pm 9pm
9pm 10pm
10pm 11pm
11pm 12am (midnight)
0:00 1:00
1:00 2:00
2:00 3:00
3:00 4:00
4:00 5:00
5:00 6:00
6:00 7:00
7:00 8:00
8:00 9:00
9:00 10:00
10:00 11:00
11:00 12:00
12:00 13:00
13:00 14:00
14:00 15:00
15:00 16:00
16:00 17:00
17:00 18:00
18:00 19:00
19:00 20:00
20:00 21:00
21:00 22:00
22:00 23:00
23:00 0:00

Ponta Delgada Information

Time Zone

Abbreviation / Name
AST - Azores Summer Time
AZOST - Azores Summer Time
UTC / GMT Offset
0:00 hours during Azores Summer Time, currently in use.
0:00 hours during Azores Summer Time.
Daylight Saving Time Change
0:00 hours - DST is in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 12am to 1am Sunday, March 31, 2024 at 12:00 am local time. DST starts annually the on last Sunday of March. Clocks are turned forward 0 hour to Sunday, March 31, 2024, 1:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves back for one hour from 1am to 12am Sunday, October 27, 2024 at 1:00 am local time. DST ends annually the on last Sunday of October. Clocks are turned backward 0 hour to Sunday, October 27, 2024, 12:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

Ponta Delgada Facts

Country
Portugal
Alternative Names
PDL, Ponta Delgada, Ponta Delgada (Azores), Ponta Ntelgada, Ponta-Dehlgada, Ponta-Delgada, Pontae-Delgadae, bwnta dylghada, peng ta de er jia da, pontadelgada, pwnta dlgada, pwnth dlgdh, Πόντα Ντελγάδα, Понтæ-Делгадæ, Понта Делгада, Понта-Делгада, Понта-Дэлгада, פונטה דלגדה, بونتا ديلغادا, پونتا دلگادا, ปงตาแดลกาดา, პონტა-დელგადა, ポンタ・デルガダ, 蓬塔德爾加達, 폰타델가다
Population
20,056
Currency
Euro (EUR)
Geographic Coordinates
37° 44' N Latitude / 25° 40' W Longitude
International Dialing Code
+351

Irish Standard Time

Offset: IST is 1 hour ahead Greenwich Mean Time (GMT) and is used in Europe

Countries: It is used in following countries: Ireland

Principal Cities: The largest city in the IST timezone is Dublin from Ireland with population about 1.024 million people. Other major cities in the area are Cork, Dun Laoghaire, Luimneach, Gaillimh

IST Time Zone Geo Map
IST timezone map

Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Greenwich Mean Time (GMT).

Start: Irish Standard Time (IST) started on Sunday, March 31, 2024 at 3:00 am local time and clocks were set one hour back to Sunday, March 31, 2024, 2:00 am. Standard time starts annually the on last Sunday of March.

End: Irish Standard Time (IST) ends on Sunday, October 27, 2024 at 2:00 am local time and clocks are set one hour forward to Sunday, October 27, 2024, 3:00 am local daylight time instead. Standard time starts annually the on last Sunday of October.

IST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +01 - basic short
  • +0100 - basic
  • +01:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates one hour and zero minutes time differences to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Alpha - Military abbreviation for IST
  • A - short form of 'Alpha'
IANA/Olson: Reflects IST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Eire
  • Europe/Dublin
IST Abbreviation: Several time zones share IST abbreviation and it could refer to these time zones
  • India Standard Time - UTC +5:30
  • Irish Standard Time - UTC +1
  • Israel Standard Time - UTC +2
  • Iran Standard Time - UTC +3:30
Time zones with the GMT +1 offset:
  • BST - British Summer Time
  • CET - Central European Time
  • IST - Irish Standard Time
  • WEST - Western European Summer Time
  • A - Alpha Time Zone
  • CET - Central European Time
  • MEZ - Mitteleuropäische Zeit
  • WAT - West Africa Time
  • WST - Western Sahara Summer Time
  • BMT - Biel Mean Time