Indian/Chagos time zone

Indian/Chagos at a glance

UTC offset now	UTC+6
Standard time	UTC+6

Rules of the Indian/Chagos time zone

Indian/Chagos stays on UTC+6 all year. The tz database records no daylight saving time in this zone since 1970.

Recent and upcoming changes in Indian/Chagos

Date	Change	New offset
Monday, January 1, 1996	Clocks go forward 1 hour and stay there: 12:00 AM becomes 1:00 AM	UTC+6

The base offset of this zone changed in 1995, from UTC+5 to UTC+6. Old timestamps should be converted with the rule that applied at the time.

Where Indian/Chagos is used

Indian/Chagos compared with other time zones

Differences change during the year when one side moves to or from daylight saving time, so the table shows January and July separately.

City	Time now	Difference now	In January	In July
New York (United States)	--:--	11 h behind	11 h behind	10 h behind
Los Angeles (United States)	--:--	14 h behind	14 h behind	13 h behind
London (United Kingdom)	--:--	6 h behind	6 h behind	5 h behind
Paris (France)	--:--	5 h behind	5 h behind	4 h behind
Dubai (United Arab Emirates)	--:--	2 h behind	2 h behind	2 h behind
Mumbai (India)	--:--	30 min behind	30 min behind	30 min behind
Singapore	--:--	2 h ahead	2 h ahead	2 h ahead
Tokyo (Japan)	--:--	3 h ahead	3 h ahead	3 h ahead
Sydney (Australia)	--:--	5 h ahead	5 h ahead	4 h ahead
UTC	--:--	6 h behind	6 h behind	6 h behind

Other zones on UTC+6 right now

These IANA zones show the same time as Indian/Chagos today. Their clock-change rules may differ.

Using Indian/Chagos in software

Use the zone name Indian/Chagos rather than an abbreviation or a fixed offset. Abbreviations can mean several zones, and offsets ignore future clock changes.

Show the current time in Indian/Chagos:

// JavaScript
new Intl.DateTimeFormat('en-GB', { timeZone: 'Indian/Chagos', timeStyle: 'long' }).format(new Date());
# Python
from datetime import datetime
from zoneinfo import ZoneInfo
datetime.now(ZoneInfo('Indian/Chagos'))
// PHP
(new DateTime('now', new DateTimeZone('Indian/Chagos')))->format('c');
# Shell
TZ=Indian/Chagos date

Plan around the time in Indian/Chagos

Convert a time to or from Indian/Chagos: pick a date and time and see it in every city on your list.
Add Indian/Chagos to your world clock to keep it next to your own time.
Find a meeting time that falls inside office hours in Indian/Chagos and the other cities you work with.
Open a full-screen clock for your own time zone.

Frequently asked questions

What is the UTC offset of Indian/Chagos?

UTC+6, all year.

Time zone rules: IANA tz database, version 2026e. Place names and coordinates: GeoNames. Sunrise and sunset are calculated from the coordinates and can differ by a minute or two from local almanacs.