IST Europe to CEST
Time Difference
Irish Standard Time is 1 hours behind of Central European Summer Time
11:30 pm23:30 in IST is 12:30 am00:30 in CEST
IST to CEST call time
Best time for a conference call or a meeting is between 8am-5pm in IST which corresponds to 9am-6pm in CEST
11:30 pm23:30 Irish Standard Time (IST). Offset UTC +1:00 hour
12:30 am00:30 Central European Summer Time (CEST). Offset UTC +2:00 hours
11:30 pm23:30 IST / 12:30 am00:30 CEST
| IST | CEST |
|---|---|
| 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 |
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
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: IST started and clocks were set one hour back on Sunday, 28 March 2021, at 3:00 (3:00 am) local time.
End: IST ends and clocks are set one hour forward on Sunday, 31 October 2021, at 2:00 (2:00 am) local time.
IST representations, usage and related time zones
- +01 - basic short
- +0100 - basic
- +01:00 - extended
- +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.
- Alpha - Military abbreviation for IST
- A - short form of 'Alpha'
- Eire
- Europe/Dublin
- India Standard Time - UTC +5:30
- Irish Standard Time - UTC +1
- Israel Standard Time - UTC +2
- 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
- GMT - GMT
- +01 -
Central European Summer Time
Offset: CEST is 2 hours ahead Greenwich Mean Time (GMT) and is used in Europe
Countries: It is used in following countries: Andorra, Albania, Austria, Bosnia & Herzegovina, Belgium, Switzerland, Czech Republic, Germany, Denmark, Spain, France, Gibraltar, Croatia, Hungary, Italy, Liechtenstein, Luxembourg, Monaco, Montenegro, North Macedonia, Malta, Netherlands, Norway, Poland, Serbia, Sweden, Slovenia, Svalbard & Jan Mayen, Slovakia, San Marino, Vatican City
Principal Cities: The largest city in the CEST timezone is Berlin from Germany with population about 3.426 million people. Other major cities in the area are Madrid, Rome, Paris, Budapest
Daylight Saving: Central European Summer Time (CEST) is a daylight saving/summer timezone, however during winter some places switch clocks for one hour back and observe Central European Time (CET).
Start: Central European Summer Time (CEST) started and clocks were set one hour forward on Sunday, 28 March 2021, at 2:00 (2:00 am) local time. End: Central European Summer Time (CEST) ends and clocks are set one hour back on Sunday, 31 October 2021, at 3:00 (3:00 am) local time.German: MESZ - Mitteleuropäische Sommerzeit
CEST representations, usage and related time zones
- +02 - basic short
- +0200 - basic
- +02:00 - extended
- +0200 - sign character (+) followed by a four digit time providing hours (02) and minutes (00) of the offset. Indicates two hour and zero minutes time differences to the east of the zero meridian.
- Bravo - Military abbreviation for CEST
- B - short form of 'Bravo'
- Africa/Ceuta
- Arctic/Longyearbyen
- Atlantic/Jan_Mayen
- CET
- Europe/Amsterdam
- Europe/Andorra
- Europe/Belgrade
- Europe/Berlin
- Europe/Bratislava
- Europe/Brussels
- Europe/Budapest
- Europe/Busingen
- Europe/Copenhagen
- Europe/Gibraltar
- Europe/Ljubljana
- Europe/Luxembourg
- Europe/Madrid
- Europe/Malta
- Europe/Monaco
- Europe/Oslo
- Europe/Paris
- Europe/Podgorica
- Europe/Prague
- Europe/Rome
- Europe/San_Marino
- Europe/Sarajevo
- Europe/Skopje
- Europe/Stockholm
- Europe/Tirane
- Europe/Vaduz
- Europe/Vatican
- Europe/Vienna
- Europe/Warsaw
- Europe/Zagreb
- Europe/Zurich
- Poland
- CEST - Central European Summer Time
- EET - Eastern European Time
- MESZ - Mitteleuropäische Sommerzeit
- B - Bravo Time Zone
- CAT - Central Africa Time
- IST - Israel Standard Time
- SAST - South Africa Standard Time
- WAST - West Africa Summer Time