Venezuela
-04
GMT/IST
Greenwich Mean Time
GMT +0
IST automatically adjusted to GMT time zone, that is in use

Time Difference

is 4 hours behind Greenwich Mean Time
5:00 pm17:00 in Ciudad Guayana, Venezuela is 9:00 pm21:00 in GMT

Ciudad Guayana to IST call time
Best time for a conference call or a meeting is between 8am-1pm in Ciudad Guayana which corresponds to 1pm-6pm in IST

5:00 pm17:00 (Ciudad Guayana, Venezuela). Offset UTC -4:00 hours
9:00 pm21:00 Greenwich Mean Time (GMT). Offset UTC 0:00 hours

5:00 pm17:00 Ciudad Guayana, Venezuela / 9:00 pm21:00 GMT

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

Ciudad Guayana Information

Time Zone

Abbreviation / Name
-04 -
HLV - Hora Legal de Venezuela
UTC / GMT Offset
-4:00 hours during , currently in use.
-4:00 hours during Hora Legal de Venezuela.
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.

Ciudad Guayana Facts

Country
Venezuela
Alternative Names
CGU, Cidade Guaiana, Ciudad Guayana, Ciudad Guiana, Ciudat Guayana, Guayana, Guayana City, PZO, S'judad-Guajana, San Felix de Guayana, San Félix de Guayana, San Tome, San Tome de Guayana, San Tomé, San Tomé de Guayana, Santo Tome de Guayana, Santo Tomo, Santo Tomé de Guayana, Sijudad Gvajana, Siudad Guajana, Sjudad Guajan, gui ya na cheng, shiudaguayana, siudad-guaiana, siudadeugwayana, Сиудад Гуаяна, Сијудад Гвајана, Сьюдад-Гуаяна, סיודד גואיאנה, სიუდად-გუაიანა, シウダーグアヤナ, 圭亞那城, 시우다드과야나
Population
746,535
Currency
Bolivar Soberano (VES)
Geographic Coordinates
8° 21' N Latitude / 62° 38' W Longitude
International Dialing Code
+58

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

Greenwich Mean Time (GMT) originally referred to the mean solar time at the Royal Observatory in Greenwich, London. It is now often used to refer to Coordinated Universal Time (UTC) when this is viewed as a time zone, and in casual use for the most parts it is the same. In military GMT is known as Zulu time.Greenwich Mean Time was the same as Universal Time (UT), until the introduction of UTC in 1972 a standard astronomical concept used in many technical fields.

IST Time Zone Geo Map
IST timezone map

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