Population: 4,631,392
The live clock at the top of this page shows the current local time in Kolkata, India. Right now, Kolkata uses India Standard Time (GMT+5:30) | UTC+5:30, and the display updates automatically.
Kolkata uses India Standard Time (GMT+5:30) | UTC+5:30. The IANA timezone identifier is Asia/Kolkata.
The current UTC offset for Kolkata is shown as UTC+5:30. If the city observes daylight saving time, this offset can change during the year.
IST is the short label for the current local timezone used in Kolkata. The full timezone label and UTC offset are shown on this page so you do not have to rely on the abbreviation alone.
No, Kolkata does not observe Daylight Saving Time. Its local civil time stays on the same UTC offset throughout the year.
The time difference depends on your own timezone and the date. Use the live comparison tools on findtime.io to compare your location with Kolkata; the result will account for daylight saving time and the selected meeting date.
For most business calls, aim for 9:00 AM to 5:00 PM in Kolkata, using India Standard Time (GMT+5:30) | UTC+5:30. The findtime.io meeting planner shows overlap between your working hours and Kolkata working hours.
Use the findtime.io time converter, enter the time in Kolkata, then choose the comparison city. The converter uses India Standard Time (GMT+5:30) | UTC+5:30.
Kolkata does not move its clocks for daylight saving time, so the local timezone offset remains stable across the year.