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Kolkata is -2h 30m behind Shanghai
Quick converter
FROM
Shanghai
China
UTC+08:00
TO
Kolkata
India
UTC+05:30
Date-aware conversion
Result
Sat, Jun 20, 2026 11:03
Shanghai: Saturday, June 20, 2026 1:33 PM GMT+8 to Kolkata: Saturday, June 20, 2026 11:03 AM GMT+5:30.
Kolkata is 2h 30m behind Shanghai on this date
Every hour in Shanghai and the corresponding time in Kolkata. Green rows indicate business hours in Kolkata.
Time zones
Shanghai uses Asia/Shanghai (GMT+8) and Kolkata uses Asia/Kolkata (GMT+5:30). Neither city observes daylight saving time in this dataset.
Best use
Use the green rows to spot normal working hours in Kolkata. For teams across more cities, open the meeting planner and compare up to five locations.
Plan a meetingMeeting guidance
The easiest overlap starts around 12:00 PM and runs through 5:00 PM in the source city, while the destination city is also inside normal working hours. For important calls, check the meeting date because the offset can change when either location enters or leaves daylight saving time.
Compare meeting hoursQuick examples
City context
Shanghai is located in China (Asia). It uses the Asia/Shanghai timezone with a standard offset of UTC+08:00. It does not observe Daylight Saving Time. See the full Shanghai time page for live clock and planning details.
Kolkata is located in India (Asia). It uses the Asia/Kolkata timezone with a standard offset of UTC+05:30. It does not observe Daylight Saving Time. See the full Kolkata time page for live clock and planning details.
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