What is the time difference between Chatham Islands and Delhi?

Delhi is 7 hours 15 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 Delhi from Chatham Islands?

Between 16:15–18:00 in Chatham Islands, which is 09:00–10:45 in Delhi. 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 Delhi observe daylight saving time?

No. Delhi stays on UTC+5:30 all year, so its clocks never move.

If it is midday in Chatham Islands, what time is it in Delhi?

It is 04:45 in Delhi, on the same calendar date. 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 Delhi use?

Chatham Islands uses Pacific/Chatham, currently UTC+12:45 (CHAST), and Delhi uses Asia/Kolkata, currently UTC+5:30 (IST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Chatham Islands time to Delhi time

Right now Delhi runs 7 hours 15 minutes behind Chatham Islands. That gap is not fixed: it moves when either city changes its clocks.

Convert a time

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Date

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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

Every hour of a day in Chatham Islands, and what the clock reads in Delhi at that same moment.

Chatham Islands	Delhi
00:00	16:45previous day
01:00	17:45previous day
02:00	18:45previous day
03:00	19:45previous day
04:00	20:45previous day
05:00	21:45previous day
06:00	22:45previous day
07:00	23:45previous day
08:00	00:45
09:00	01:45
10:00	02:45
11:00	03:45
12:00	04:45
13:00	05:45
14:00	06:45
15:00	07:45
16:00	08:45
17:00	09:45
18:00	10:45
19:00	11:45
20:00	12:45
21:00	13:45
22:00	14:45
23:00	15:45

Daylight saving time

Chatham Islands changes its clocks; Delhi does not. The difference between them therefore shifts by an hour twice a year.

Chatham Islands

Observes daylight saving time

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

Delhi

Does not observe daylight saving time

Standard: UTC+5:30

When you can actually talk

The window is 1 hour 45 minutes wide — 16:15–18:00 in Chatham Islands, 09:00–10:45 in Delhi.

Chatham Islands 16:15–18:00Delhi 09:00–10:45

Reference

The underlying data, in case you need to put it in a calendar invitation or a configuration file.

	Chatham Islands	Delhi
IANA zone	Pacific/Chatham	Asia/Kolkata
Abbreviation	CHAST	IST
Standard offset	UTC+12:45	UTC+5:30
Daylight offset	UTC+13:45	—
Clock changes this year	2	0
Country	New Zealand	India

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

Common questions

What is the time difference between Chatham Islands and Delhi?: Delhi is 7 hours 15 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 Delhi from Chatham Islands?: Between 16:15–18:00 in Chatham Islands, which is 09:00–10:45 in Delhi. 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 Delhi observe daylight saving time?: No. Delhi stays on UTC+5:30 all year, so its clocks never move.
If it is midday in Chatham Islands, what time is it in Delhi?: It is 04:45 in Delhi, on the same calendar date. 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 Delhi use?: Chatham Islands uses Pacific/Chatham, currently UTC+12:45 (CHAST), and Delhi uses Asia/Kolkata, currently UTC+5:30 (IST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.