Antarctica/Troll time zone

Antarctica/Troll at a glance

UTC offset now	UTC+0
Standard time	UTC+0
Daylight saving time	UTC+2
Next clock change	Sunday, March 28, 2027

Rules of the Antarctica/Troll time zone

Antarctica/Troll switches between two offsets: UTC+0 for standard time and UTC+2 for daylight saving time. Below are the last changes and the ones scheduled next.

Recent and upcoming changes in Antarctica/Troll

Date	Change	New offset
Sunday, March 30, 2025	Clocks go forward 2 hours: 1:00 AM becomes 3:00 AM	UTC+2
Sunday, October 26, 2025	Clocks go back 2 hours: 3:00 AM becomes 1:00 AM	UTC+0
Sunday, March 29, 2026	Clocks go forward 2 hours: 1:00 AM becomes 3:00 AM	UTC+2
Sunday, October 25, 2026	Clocks go back 2 hours: 3:00 AM becomes 1:00 AM	UTC+0
Sunday, March 28, 2027	Clocks go forward 2 hours: 1:00 AM becomes 3:00 AM	UTC+2
Sunday, October 31, 2027	Clocks go back 2 hours: 3:00 AM becomes 1:00 AM	UTC+0
Sunday, March 26, 2028	Clocks go forward 2 hours: 1:00 AM becomes 3:00 AM	UTC+2
Sunday, October 29, 2028	Clocks go back 2 hours: 3:00 AM becomes 1:00 AM	UTC+0

Where Antarctica/Troll is used

Antarctica/Troll 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)	--:--	5 h behind	5 h behind	6 h behind
Los Angeles (United States)	--:--	8 h behind	8 h behind	9 h behind
London (United Kingdom)	--:--	Same time	Same time	1 h behind
Paris (France)	--:--	1 h ahead	1 h ahead	Same time
Dubai (United Arab Emirates)	--:--	4 h ahead	4 h ahead	2 h ahead
Mumbai (India)	--:--	5 h 30 min ahead	5 h 30 min ahead	3 h 30 min ahead
Singapore	--:--	8 h ahead	8 h ahead	6 h ahead
Tokyo (Japan)	--:--	9 h ahead	9 h ahead	7 h ahead
Sydney (Australia)	--:--	11 h ahead	11 h ahead	8 h ahead
UTC	--:--	Same time	Same time	2 h behind

Other zones on UTC+0 right now

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

Using Antarctica/Troll in software

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

Show the current time in Antarctica/Troll:

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

Plan around the time in Antarctica/Troll

Convert a time to or from Antarctica/Troll: pick a date and time and see it in every city on your list.
Add Antarctica/Troll to your world clock to keep it next to your own time.
Find a meeting time that falls inside office hours in Antarctica/Troll 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 Antarctica/Troll?

UTC+0 in standard time and UTC+2 during daylight saving time. Right now it is UTC+0.

When does Antarctica/Troll change clocks next?

The next change is on Sunday, March 28, 2027 at 1:00 AM local time. The change after that is on Sunday, October 31, 2027.

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.