IST to NZST converter
India Standard Time → New Zealand Time
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India Standard Time (IST) is UTC+5:30 with no daylight saving. It covers Mumbai, Delhi, Bengaluru and Chennai.
New Zealand Time (NZST) is UTC+12 and observes daylight saving (NZDT, UTC+13, roughly September–April). It covers Auckland, Wellington and Christchurch.
New Zealand Time is typically 6½ hours ahead of India Standard Time, though daylight saving can shift the difference by an hour at some times of year.
Best time to call New Zealand Time from India Standard Time
Office hours overlap for about 1.5 hours a day: 9:00 AM–10:30 AM in India Standard Time is 3:30 PM–5:00 PM in New Zealand Time. Book calls inside this window and nobody is out of hours. Daylight saving can shift these times by an hour at some points in the year.
IST to NZST, hour by hour
Today's actual offsets. Rows where both zones are inside 9am–5pm working hours are highlighted.