IST — India Standard Time
UTC+5:30
Current IST Time
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Asia/Kolkata
India Standard Time (IST) is 5 hours and 30 minutes ahead of Coordinated Universal Time (UTC+5:30). It is the time zone used throughout India and Sri Lanka. IST does not observe daylight saving time.
IST Key Facts
- Full name: India Standard Time
- Abbreviation: IST
- UTC offset: UTC+5:30
- DST: Not observed
- IANA identifier: Asia/Kolkata
- Countries: India, Sri Lanka
- Major cities: Mumbai, Delhi, Bangalore, Hyderabad, Chennai
Understanding IST
India Standard Time (IST) uses a UTC offset of UTC+5:30, placing it 5 hours and 30 minutes ahead of UTC. This time zone does not observe Daylight Saving Time, providing a consistent offset throughout the year.
IST is observed across 2 countries, including India, Sri Lanka. Major metropolitan areas in this time zone include Mumbai, Delhi, Bangalore, Hyderabad, Chennai, making it one of the most commercially active time zones in the world.
Frequently Asked Questions
What is IST time?
IST stands for India Standard Time. It is UTC+5:30, meaning it is 5 hours and 30 minutes ahead of Coordinated Universal Time (UTC).
What countries use IST?
IST (India Standard Time) is used in India, Sri Lanka. Major cities in this timezone include Mumbai, Delhi, Bangalore.
Does IST observe Daylight Saving Time?
No, IST does not observe Daylight Saving Time. The UTC offset remains UTC+5:30 year-round.
What is the UTC offset for IST?
IST has a UTC offset of UTC+5:30. The IANA time zone identifier is Asia/Kolkata.
What is IST in military time?
In the military time zone system, IST (UTC+5:30) is designated with a specific letter code. Military time zones use letters A through Z (excluding J) to represent offsets from UTC.