Where and When is IST Observed?

Europe

European countries using IST in the summer and GMT in the winter:

  • Ireland

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:

  • A – Alfa Time Zone
  • BST – British Summer Time
  • CET – Central European Time
  • WAT – West Africa Time
  • WEST – Western European Summer Time
  • WST – Western Sahara Summer Time

Time zones by continent/region

  • Africa
  • Antarctica
  • Asia
  • Atlantic
  • Australia
  • Caribbean
  • Central America
  • Europe
  • Indian Ocean
  • Military
  • North America
  • Pacific
  • South America

See all Time zone abbreviations

Time zones Tools

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  • Time Difference

IST time now

10:23:08 am

Monday, September 1, 2025

  • IST will be observed in Dublin until Oct 26, 2025 at 2:00 am
  • UTC Offset: UTC +1
  • 6 hours ahead of Chicago

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Other time zones named IST

IST – Israel Standard Time
IST – India Standard Time

Example cities

Ireland – Dublin (Summer)

Related time zones

GMT – Greenwich Mean Time (Standard Time)


Time Zone Map with DST

Time zone map

Time Zone Map

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