ACST to New York time conversion
New York is 13 hours 30 minutes behind ACST. After the next clock change (): New York is 14 hours 30 minutes behind ACST.
ACST is always UTC+9:30. Right now most places that use ACST are on ACDT (UTC+10:30): New York is 14 hours 30 minutes behind ACDT.
Time difference with your location
ACST is 9 hours 30 minutes ahead of UTC. Compare with your local time →
Choose a date and time
Choose the local time in ACST to convert it to New York on that date.
Skipped clock-change times are unavailable; a repeated time uses its first occurrence.
24-hour conversion chart · ACST → New York
This table converts each hour in ACST to New York on 2026-10-22.
- Working hours
- Outside working hours
- Night hours
| ACST | New York | Shared working hours |
|---|---|---|
| 00:0012:00 AM | 10:3010:30 AM -1 day | |
| 01:001:00 AM | 11:3011:30 AM -1 day | |
| 02:002:00 AM | 12:3012:30 PM -1 day | |
| 03:003:00 AM | 13:301:30 PM -1 day | |
| 04:004:00 AM | 14:302:30 PM -1 day | |
| 05:005:00 AM | 15:303:30 PM -1 day | |
| 06:006:00 AM | 16:304:30 PM -1 day | |
| 07:007:00 AM | 17:305:30 PM -1 day | |
| 08:008:00 AM | 18:306:30 PM -1 day | |
| 09:009:00 AM | 19:307:30 PM -1 day | |
| 10:0010:00 AM | 20:308:30 PM -1 day | |
| 11:0011:00 AM | 21:309:30 PM -1 day | |
| 12:0012:00 PM | 22:3010:30 PM -1 day | |
| 13:001:00 PM | 23:3011:30 PM -1 day | |
| 14:002:00 PM | 00:3012:30 AM | |
| 15:003:00 PM | 01:301:30 AM | |
| 16:004:00 PM | 02:302:30 AM | |
| 17:005:00 PM | 03:303:30 AM | |
| 18:006:00 PM | 04:304:30 AM | |
| 19:007:00 PM | 05:305:30 AM | |
| 20:008:00 PM | 06:306:30 AM | |
| 21:009:00 PM | 07:307:30 AM | |
| 22:0010:00 PM | 08:308:30 AM | |
| 23:0011:00 PM | 09:309:30 AM |
Quick conversion examples
These examples use ACST (UTC+9:30) and New York (UTC-4); choosing a date applies the local clock changes.
Conversion formula: New York = ACST − 13h30 · ACDT − 15h30 · ACDT − 14h30.
| ACST | New York |
|---|---|
| 6:00 AM ACST | = 4:30 PM New York (-1 day) |
| 7:00 AM ACST | = 5:30 PM New York (-1 day) |
| 8:00 AM ACST | = 6:30 PM New York (-1 day) |
| 9:00 AM ACST | = 7:30 PM New York (-1 day) |
| 10:00 AM ACST | = 8:30 PM New York (-1 day) |
| 12:00 PM ACST | = 10:30 PM New York (-1 day) |
| 3:00 PM ACST | = 1:30 AM New York |
| 5:00 PM ACST | = 3:30 AM New York |
| 6:00 PM ACST | = 4:30 AM New York |
| 8:00 PM ACST | = 6:30 AM New York |
Overlapping meeting hours
The 08:00–18:00 working days in ACST and New York do not overlap on 2026-10-22.
Clock changes on both sides, 2026–2028
ACST and New York have the following local clock changes in 2026–2028; all times in the table are local to that side.
| Year | ACST | New York |
|---|---|---|
| 2026 | · 03:00 → 02:00 · 02:00 → 03:00 | · 02:00 → 03:00 · 02:00 → 01:00 |
| 2027 | · 03:00 → 02:00 · 02:00 → 03:00 | · 02:00 → 03:00 · 02:00 → 01:00 |
| 2028 | · 03:00 → 02:00 · 02:00 → 03:00 | · 02:00 → 03:00 · 02:00 → 01:00 |
At the start of 2026, New York is 15 hours 30 minutes behind ACDT. The difference changes during the following periods.
- From 2026-03-08 17:30 ACDT until 2026-04-05 02:00 ACST, New York is 14 hours 30 minutes behind ACDT.
- From 2026-04-05 02:00 ACST until 2026-10-04 03:00 ACDT, New York is 13 hours 30 minutes behind ACST.
- From 2026-10-04 03:00 ACDT until 2026-11-01 16:30 ACDT, New York is 14 hours 30 minutes behind ACDT.
- From 2027-03-14 17:30 ACDT until 2027-04-04 02:00 ACST, New York is 14 hours 30 minutes behind ACDT.
- From 2027-04-04 02:00 ACST until 2027-10-03 03:00 ACDT, New York is 13 hours 30 minutes behind ACST.
- From 2027-10-03 03:00 ACDT until 2027-11-07 16:30 ACDT, New York is 14 hours 30 minutes behind ACDT.
- From 2028-03-12 17:30 ACDT until 2028-04-02 02:00 ACST, New York is 14 hours 30 minutes behind ACDT.
- From 2028-04-02 02:00 ACST until 2028-10-01 03:00 ACDT, New York is 13 hours 30 minutes behind ACST.
- From 2028-10-01 03:00 ACDT until 2028-11-05 16:30 ACDT, New York is 14 hours 30 minutes behind ACDT.
Frequently asked questions
What time is 9 AM ACST in New York?
9:00 AM ACST = 7:30 PM New York (-1 day), using UTC+9:30 and UTC-4. Choose a date above for the seasonal local time.
Does the time difference between ACST and New York change during the year?
Yes. During 2026–2028: New York is 15 hours 30 minutes behind ACST; New York is 14 hours 30 minutes behind ACST; New York is 13 hours 30 minutes behind ACST. The clock-change table gives the dates for both sides.
How do I tell whether it is day or night in New York?
Read the New York clock above: this guide counts 06:00–18:00 local time as daytime and the rest as nighttime, without using sunrise and sunset.
What is the best time to call between ACST and New York?
The 08:00–18:00 working days in ACST and New York do not overlap.
What is the time difference between ACST and New York now?
Right now, New York is 13 hours 30 minutes behind ACST. Conversion formula: New York = ACST − 13h30 · ACDT − 15h30 · ACDT − 14h30.