Current local time
Time in Kolkata, India
Monday, June 29, 2026
It is currently 11:24:06 PM in Kolkata, India on Monday, June 29, 2026. Kolkata is UTC+5:30 (GMT+5:30), and it does not change for daylight saving. This zone is also written as IST (India Standard Time).
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The Time in Kolkata, Explained
Everything you need about Kolkata time: the zone it uses, whether the clocks change, and how to convert it.
Which time zone does Kolkata use?
Kolkata, India runs on UTC+5:30 — written as IST (India Standard Time). That offset is what the live clock at the top of this page uses, so the time you see always matches the real local clock in Kolkata.
Does Kolkata observe daylight saving time?
No — Kolkata stays on the same offset all year with no daylight-saving changes, so the gap to other places only moves when the other side changes its clocks.
How do I work out Kolkata time from where I am?
The fastest way is a converter: pick your own zone and you’ll get the matching Kolkata time instantly, for any date. You can also open the full IST conversion list to compare Kolkata against every other zone.
What's the quickest way to keep an eye on Kolkata time?
The big clock at the top updates every second, so you can leave this page open and glance at it. Running an event or watching a launch from afar? Tap the fullscreen icon to throw the Kolkata clock onto a big screen.
Can I trust the time shown for Kolkata?
It’s calculated from the IANA time zone database — the same source your phone and computer rely on — not a fixed number that drifts when the rules change. So the Kolkata time here stays correct through daylight-saving switches and into the future.