• ADT Time to IST Time Converter

    ADT = UTC - 03:00

    11:09:35

    Wednesday, October 22, 2025

    IST = UTC + 05:30

    19:39:35

    Wednesday, October 22, 2025

    ADT(Atlantic Daylight Time) and IST(India Standard Time) Mapping Table
    Atlantic Daylight Time(ADT)India Standard Time(IST)
    00:0008:30
    01:0009:30
    02:0010:30
    03:0011:30
    04:0012:30
    05:0013:30
    06:0014:30
    07:0015:30
    08:0016:30
    09:0017:30
    10:0018:30
    11:0019:30
    12:0020:30
    13:0021:30
    14:0022:30
    15:0023:30
    16:0000:30+1 day
    17:0001:30+1 day
    18:0002:30+1 day
    19:0003:30+1 day
    20:0004:30+1 day
    21:0005:30+1 day
    22:0006:30+1 day
    23:0007:30+1 day

    ADT(Atlantic Daylight Time)

    Atlantic Daylight Time(ADT) is 03:00 hours behind Coordinated Universal(UTC) Time.This timezone is a Daylight Saving Time timezone and is used in: North America

    Typical City of ADT (Atlantic Daylight Time)

    Canada - Halifax (Summer)
    Bermuda - Hamilton (Summer)

    IST(India Standard Time)

    India Standard Time(IST) is 05:30 hours ahead of Coordinated Universal(UTC) Time.This timezone is used during standard time in: AsiaIndia Standard Time is a half-hour time zone. Its local time differs by 30 minutes instead of the normal whole hour.

    Typical City of IST (India Standard Time)

    India - Kolkata (All Year)