Also known as: IST – Irish Summer Time
No locations currently on IST. Would you like to see GMT?
Europe: IST is currently not observed because locations are on standard time and are observing GMT.

No locations currently on IST.
Observes IST part of the year.
Areas with same time currently (UTC +1).
Observes IST part of the year.
Areas with same time currently (UTC +1).
No locations are currently on IST – Irish Standard Time.
Observes IST – Irish Standard Time part of the year, but not currently.
Currently has same time zone offset as IST (UTC +1) but different time zone name.
Observes IST – Irish Standard Time part of the year, but not currently.
Currently has same time zone offset as IST (UTC +1) but different time zone name.
Irish Standard Time (IST) is 1 hour ahead of Coordinated Universal Time (UTC). This time zone is a Daylight Saving Time time zone and is used in: Europe.
Where and When is IST Observed?
Europe
This time zone is in use, but not observed in any location at this time.Other Time Zones in UTC +1
Some time zones exist that have the same offset as IST, but can be found under a different name: