NZST to AST Converter

AST is 16h 0m behind NZST. When it's 12:00 PM NZST, it's 8:00 PM (−1 day) AST.

From

NZST · UTC+12

4:09:55PM

New Zealand Standard Time

e.g. Auckland

To

AST · UTC-4

12:09:55AM

Atlantic Standard Time

e.g. Halifax, Puerto Rico

Open in World ClockAST → NZST
9:00 AM NZST=5:00 PM(−1 day) AST
12:00 PM NZST=8:00 PM(−1 day) AST
5:00 PM NZST=1:00 AM AST

Hourly conversion (NZST → AST)

NZSTAST
12:00 AM8:00 AM(−1 day)
1:00 AM9:00 AM(−1 day)
2:00 AM10:00 AM(−1 day)
3:00 AM11:00 AM(−1 day)
4:00 AM12:00 PM(−1 day)
5:00 AM1:00 PM(−1 day)
6:00 AM2:00 PM(−1 day)
7:00 AM3:00 PM(−1 day)
8:00 AM4:00 PM(−1 day)
9:00 AM5:00 PM(−1 day)
10:00 AM6:00 PM(−1 day)
11:00 AM7:00 PM(−1 day)
12:00 PM8:00 PM(−1 day)
1:00 PM9:00 PM(−1 day)
2:00 PM10:00 PM(−1 day)
3:00 PM11:00 PM(−1 day)
4:00 PM12:00 AM
5:00 PM1:00 AM
6:00 PM2:00 AM
7:00 PM3:00 AM
8:00 PM4:00 AM
9:00 PM5:00 AM
10:00 PM6:00 AM
11:00 PM7:00 AM

Shaded rows are within standard working hours (8am–6pm) on both sides.

NZST (UTC+12) is the standard-time offset; New Zealand uses NZDT (UTC+13) in summer.

More NZST conversions

Frequently asked questions

What is the time difference between NZST and AST?
AST is 16h 0m behind NZST. NZST is UTC+12 and AST is UTC-4.
What is 12:00 PM NZST in AST?
12:00 PM NZST is 8:00 PM (−1 day) AST.
Does NZST change for daylight saving time?
NZST (UTC+12) is the standard-time offset; New Zealand uses NZDT (UTC+13) in summer.