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DateAlmanac

What is NZST in ACST?

Australian Central Time is 2 hours 30 minutes behind

New Zealand Time is on UTC+13:00 and Australian Central Time is on UTC+10:30 right now. Both are on daylight saving, so their clocks read NZDT and ACDT. The gap changes during the year — see below.

Convert a time

ACDT — Australian Central Time

8:30 pm

ACDT, Fri

Time in Auckland
11:01:07 PM
Time in Adelaide
8:31:07 PM
Difference
−2:30 h
Next clock change
April 4, 2027

When the difference changes

New Zealand Time and Australian 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:

  1. Now – September 26, 2027Australian Central Time is 2 hours 30 minutes behind
  2. September 26, 2027 – October 3, 2027Australian Central Time is 3 hours 30 minutes behind
  3. October 3, 2027 – onwardsAustralian Central Time is 2 hours 30 minutes behind

Periods shorter than a day are not listed. Each zone changes at its own local time, so on a date when both move there are a few hours when the gap is briefly something else.

Daylight saving

New Zealand Time

Sunday, April 4, 2027

Clocks go back one hour — 3:00 am becomes 2:00 am local time, and the zone is on NZST after that.

Australian Central Time

Sunday, April 4, 2027

Clocks go back one hour — 3:00 am becomes 2:00 am local time, and the zone is on ACST after that.

NZST to ACST conversion table

Every hour of Friday, November 13, 2026, converted from New Zealand Time to Australian Central Time. 3 of the 24 hours fall on a different calendar day in Adelaide, which is marked.

12:00 am NZDT
9:30 pm ACDT−1 day
1:00 am NZDT
10:30 pm ACDT−1 day
2:00 am NZDT
11:30 pm ACDT−1 day
3:00 am NZDT
12:30 am ACDT
4:00 am NZDT
1:30 am ACDT
5:00 am NZDT
2:30 am ACDT
6:00 am NZDT
3:30 am ACDT
7:00 am NZDT
4:30 am ACDT
8:00 am NZDT
5:30 am ACDT
9:00 am NZDT
6:30 am ACDT
10:00 am NZDT
7:30 am ACDT
11:00 am NZDT
8:30 am ACDT
12:00 pm NZDT
9:30 am ACDT
1:00 pm NZDT
10:30 am ACDT
2:00 pm NZDT
11:30 am ACDT
3:00 pm NZDT
12:30 pm ACDT
4:00 pm NZDT
1:30 pm ACDT
5:00 pm NZDT
2:30 pm ACDT
6:00 pm NZDT
3:30 pm ACDT
7:00 pm NZDT
4:30 pm ACDT
8:00 pm NZDT
5:30 pm ACDT
9:00 pm NZDT
6:30 pm ACDT
10:00 pm NZDT
7:30 pm ACDT
11:00 pm NZDT
8:30 pm ACDT

Scheduling between the two

Working hours overlap from 12:00 pm to 6:00 pm NZDT, which is 9:30 am to 3:30 pm ACDT. Anything inside that window falls in the normal working day at both ends.

Australian Central Time (ACDT) is used in South Australia and the Northern Territory, on a half-hour offset from the east coast

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