What is the time difference between Chatham Islands and New York?

New York is 16 hours 45 minutes behind Chatham Islands. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.

When is the best time to call New York from Chatham Islands?

Between 09:00–10:45 in Chatham Islands, which is 16:15–18:00 in New York. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does Chatham Islands observe daylight saving time?

Yes. Chatham Islands runs on UTC+12:45 in winter and UTC+13:45 in summer. The next change is on 2026-09-27, when clocks go forward by 60 minutes.

Does New York observe daylight saving time?

Yes. New York runs on UTC-5 in winter and UTC-4 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.

If it is midday in Chatham Islands, what time is it in New York?

It is 19:15 in New York, still on the previous day. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.

Which time zones do Chatham Islands and New York use?

Chatham Islands uses Pacific/Chatham, currently UTC+12:45 (CHAST), and New York uses America/New_York, currently UTC-4 (EDT). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Chatham Islands time to New York time

New York is 16 hours 45 minutes behind Chatham Islands right now, so midday in Chatham Islands lands in the evening in New York.

Convert a time

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Converted time

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The converter needs JavaScript to run. Everything below — offsets, daylight saving dates and the hour-by-hour table — is part of the page and works without it.

Hour by hour

The whole day mapped across: read down the left for Chatham Islands, across for New York.

Chatham Islands	New York
00:00	07:15previous day
01:00	08:15previous day
02:00	09:15previous day
03:00	10:15previous day
04:00	11:15previous day
05:00	12:15previous day
06:00	13:15previous day
07:00	14:15previous day
08:00	15:15previous day
09:00	16:15previous day
10:00	17:15previous day
11:00	18:15previous day
12:00	19:15previous day
13:00	20:15previous day
14:00	21:15previous day
15:00	22:15previous day
16:00	23:15previous day
17:00	00:15
18:00	01:15
19:00	02:15
20:00	03:15
21:00	04:15
22:00	05:15
23:00	06:15

Daylight saving time

Chatham Islands and New York both observe daylight saving. Where their change dates differ, so does the gap between them for the weeks in between.

Chatham Islands

Observes daylight saving time

Standard: UTC+12:45
Daylight: UTC+13:45
Next change: 2026-09-27 +60m

New York

Observes daylight saving time

Standard: UTC-5
Daylight: UTC-4
Next change: 2026-11-01 −60m

When you can actually talk

You have 1 hour 45 minutes of shared working time: 09:00–10:45 in Chatham Islands, which is 16:15–18:00 in New York.

Chatham Islands 09:00–10:45New York 16:15–18:00

Reference

The zone identifiers and offsets behind everything above.

	Chatham Islands	New York
IANA zone	Pacific/Chatham	America/New_York
Abbreviation	CHAST	EDT
Standard offset	UTC+12:45	UTC-5
Daylight offset	UTC+13:45	UTC-4
Clock changes this year	2	2
Country	New Zealand	United States

Example, not the current time. Live times appear once the page loads.

Common questions

What is the time difference between Chatham Islands and New York?: New York is 16 hours 45 minutes behind Chatham Islands. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.
When is the best time to call New York from Chatham Islands?: Between 09:00–10:45 in Chatham Islands, which is 16:15–18:00 in New York. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Chatham Islands observe daylight saving time?: Yes. Chatham Islands runs on UTC+12:45 in winter and UTC+13:45 in summer. The next change is on 2026-09-27, when clocks go forward by 60 minutes.
Does New York observe daylight saving time?: Yes. New York runs on UTC-5 in winter and UTC-4 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.
If it is midday in Chatham Islands, what time is it in New York?: It is 19:15 in New York, still on the previous day. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.
Which time zones do Chatham Islands and New York use?: Chatham Islands uses Pacific/Chatham, currently UTC+12:45 (CHAST), and New York uses America/New_York, currently UTC-4 (EDT). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.