What is NZST in CST?
Central Time is 17 hours behind
New Zealand Time is on UTC+12:00 and Central Time is on UTC−5:00 right now. Central Time is on daylight saving, so its clocks read CDT. The gap changes during the year — see below.
- Time in Auckland
- 2:15 pm
- Time in Chicago
- 9:15 pm
- Difference
- −17 h
- Next clock change
- September 26, 2026
Convert a time
CDT — Central Time
9:00 pm
Tue, the previous day
When the difference changes
New Zealand Time and Central Time do not change their clocks on the same dates, so the gap between them is not the same all year. Most converters show only today’s figure. These are the periods ahead:
- Now – September 26, 2026Central Time is 17 hours behind
- September 26, 2026 – November 1, 2026Central Time is 18 hours behind
- November 1, 2026 – March 14, 2027Central Time is 19 hours behind
- March 14, 2027 – April 3, 2027Central Time is 18 hours behind
- April 3, 2027 – September 25, 2027Central Time is 17 hours behind
- September 25, 2027 – onwardsCentral Time is 18 hours behind
Periods shorter than a day are not listed: both zones change at 2am in their own local time, so there are a few hours on each transition date when the gap is briefly something else.
Daylight saving
New Zealand Time
Clocks go forward one hour at 2am local time, becoming NZDT.
Central Time
Clocks go back one hour at 2am local time, becoming CST.
NZST to CST conversion table
Every hour of Wednesday, September 23, 2026, converted from New Zealand Time to Central Time. 17 of the 24 hours fall on a different calendar day in Chicago, which is marked.
- 12:00 am NZST
- 7:00 am CDT−1 day
- 1:00 am NZST
- 8:00 am CDT−1 day
- 2:00 am NZST
- 9:00 am CDT−1 day
- 3:00 am NZST
- 10:00 am CDT−1 day
- 4:00 am NZST
- 11:00 am CDT−1 day
- 5:00 am NZST
- 12:00 pm CDT−1 day
- 6:00 am NZST
- 1:00 pm CDT−1 day
- 7:00 am NZST
- 2:00 pm CDT−1 day
- 8:00 am NZST
- 3:00 pm CDT−1 day
- 9:00 am NZST
- 4:00 pm CDT−1 day
- 10:00 am NZST
- 5:00 pm CDT−1 day
- 11:00 am NZST
- 6:00 pm CDT−1 day
- 12:00 pm NZST
- 7:00 pm CDT−1 day
- 1:00 pm NZST
- 8:00 pm CDT−1 day
- 2:00 pm NZST
- 9:00 pm CDT−1 day
- 3:00 pm NZST
- 10:00 pm CDT−1 day
- 4:00 pm NZST
- 11:00 pm CDT−1 day
- 5:00 pm NZST
- 12:00 am CDT
- 6:00 pm NZST
- 1:00 am CDT
- 7:00 pm NZST
- 2:00 am CDT
- 8:00 pm NZST
- 3:00 am CDT
- 9:00 pm NZST
- 4:00 am CDT
- 10:00 pm NZST
- 5:00 am CDT
- 11:00 pm NZST
- 6:00 am CDT
Scheduling between the two
Working hours overlap from 9:00 am to 11:00 am NZST, which is 4:00 pm to 6:00 pm CDT. Anything inside that window falls in the normal working day at both ends.
A note on CST: it can also mean China Standard Time (UTC+8) and Cuba Standard Time (UTC−5). This page means US Central Time.
Central Time (CDT) is used in Dallas, Houston, Mexico City and Winnipeg