Atlantic/Reykjavik is an IANA time zone used in Iceland. It stays on UTC+0 all year.
Atlantic/Reykjavik at a glance
Rules of the Atlantic/Reykjavik time zone
Atlantic/Reykjavik stays on UTC+0 all year. The tz database records no daylight saving time in this zone since 1970.
Where Atlantic/Reykjavik is used
Atlantic/Reykjavik is used in Iceland. These are the largest cities in our list that follow it.
Atlantic/Reykjavik 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 | 4 h behind |
| Los Angeles (United States) | --:-- | 8 h behind | 8 h behind | 7 h behind |
| London (United Kingdom) | --:-- | Same time | Same time | 1 h ahead |
| Paris (France) | --:-- | 1 h ahead | 1 h ahead | 2 h ahead |
| Dubai (United Arab Emirates) | --:-- | 4 h ahead | 4 h ahead | 4 h ahead |
| Mumbai (India) | --:-- | 5 h 30 min ahead | 5 h 30 min ahead | 5 h 30 min ahead |
| Singapore | --:-- | 8 h ahead | 8 h ahead | 8 h ahead |
| Tokyo (Japan) | --:-- | 9 h ahead | 9 h ahead | 9 h ahead |
| Sydney (Australia) | --:-- | 11 h ahead | 11 h ahead | 10 h ahead |
| UTC | --:-- | Same time | Same time | Same time |
Other zones on UTC+0 right now
These IANA zones show the same time as Atlantic/Reykjavik today. Their clock-change rules may differ.
- Africa/Abidjan
- Africa/Accra
- Africa/Bamako
- Africa/Banjul
- Africa/Bissau
- Africa/Casablanca
- Africa/Conakry
- Africa/Dakar
- Africa/El_Aaiun
- Africa/Freetown
- Africa/Lome
- Africa/Monrovia
Using Atlantic/Reykjavik in software
Use the zone name Atlantic/Reykjavik rather than an abbreviation or a fixed offset. Abbreviations can mean several zones, and offsets ignore future clock changes.
Show the current time in Atlantic/Reykjavik:
// JavaScript
new Intl.DateTimeFormat('en-GB', { timeZone: 'Atlantic/Reykjavik', timeStyle: 'long' }).format(new Date());
# Python
from datetime import datetime
from zoneinfo import ZoneInfo
datetime.now(ZoneInfo('Atlantic/Reykjavik'))
// PHP
(new DateTime('now', new DateTimeZone('Atlantic/Reykjavik')))->format('c');
# Shell
TZ=Atlantic/Reykjavik datePlan around the time in Atlantic/Reykjavik
- Convert a time to or from Atlantic/Reykjavik: pick a date and time and see it in every city on your list.
- Add Reykjavik to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Atlantic/Reykjavik 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 Atlantic/Reykjavik?
UTC+0, all year.
What abbreviation does Atlantic/Reykjavik use?
GMT. Abbreviations are not unique, so use the zone name Atlantic/Reykjavik in software.
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.