Antarctica/Mawson at a glance
| UTC offset now | UTC+5 |
|---|---|
| Standard time | UTC+5 |
How Antarctica/Mawson keeps time
This zone has a single offset, UTC+5, with no seasonal changes recorded since 1970.
Recent and upcoming changes in Antarctica/Mawson
| Date | Change | New offset |
|---|---|---|
| Sunday, October 18, 2009 | Clocks go back 1 hour for good: 2:00 AM becomes 1:00 AM | UTC+5 |
The base offset of this zone changed in 2009, from UTC+6 to UTC+5. Old timestamps should be converted with the rule that applied at the time.
Countries and cities on Antarctica/Mawson
Antarctica/Mawson 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) | --:-- | 10 h behind | 10 h behind | 9 h behind |
| Los Angeles (United States) | --:-- | 13 h behind | 13 h behind | 12 h behind |
| London (United Kingdom) | --:-- | 5 h behind | 5 h behind | 4 h behind |
| Paris (France) | --:-- | 4 h behind | 4 h behind | 3 h behind |
| Dubai (United Arab Emirates) | --:-- | 1 h behind | 1 h behind | 1 h behind |
| Mumbai (India) | --:-- | 30 min ahead | 30 min ahead | 30 min ahead |
| Singapore | --:-- | 3 h ahead | 3 h ahead | 3 h ahead |
| Tokyo (Japan) | --:-- | 4 h ahead | 4 h ahead | 4 h ahead |
| Sydney (Australia) | --:-- | 6 h ahead | 6 h ahead | 5 h ahead |
| UTC | --:-- | 5 h behind | 5 h behind | 5 h behind |
Other zones on UTC+5 right now
These IANA zones show the same time as Antarctica/Mawson today. Their clock-change rules may differ.
- Asia/Almaty
- Asia/Aqtau
- Asia/Aqtobe
- Asia/Ashgabat
- Asia/Atyrau
- Asia/Dushanbe
- Asia/Karachi
- Asia/Oral
- Asia/Qostanay
- Asia/Qyzylorda
- Asia/Samarkand
- Asia/Tashkent
Using Antarctica/Mawson in software
Store and send the zone as its IANA name, Antarctica/Mawson, not as a fixed offset. A fixed offset such as UTC+5 gives the wrong result after the next clock change.
Show the current time in Antarctica/Mawson:
// JavaScript
new Intl.DateTimeFormat('en-GB', { timeZone: 'Antarctica/Mawson', timeStyle: 'long' }).format(new Date());
# Python
from datetime import datetime
from zoneinfo import ZoneInfo
datetime.now(ZoneInfo('Antarctica/Mawson'))
// PHP
(new DateTime('now', new DateTimeZone('Antarctica/Mawson')))->format('c');
# Shell
TZ=Antarctica/Mawson dateTools for time in Antarctica/Mawson
- Convert a time to or from Antarctica/Mawson: pick a date and time and see it in every city on your list.
- Add Antarctica/Mawson to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Antarctica/Mawson 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/Mawson?
UTC+5, 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.