Daylight saving time is in effect in Adelaide: the clock reads UTC+10:30 until Sunday, April 4, 2027, then returns to UTC+9:30.
Adelaide and your time
Adelaide at a glance
| Country | Australia |
|---|---|
| Region | South Australia |
| Time zone | Australia/Adelaide |
| Abbreviation now | ACDT |
| UTC offset now | UTC+10:30 |
| Daylight saving time | In effect until Apr 4, 2027 |
| Next clock change | Sunday, April 4, 2027 |
| Coordinates | 34.93° S, 138.60° E |
Time zone in Adelaide
Under the Australia/Adelaide rules, Adelaide spends part of each year on UTC+10:30 (ACDT) and the rest on UTC+9:30 (ACST). Daylight saving time started on Sunday, October 4, 2026 and comes back next on Sunday, October 3, 2027.
The offset includes half an hour, so the gap between Adelaide and most other cities is a whole number of hours plus 30 minutes.
Australia uses 6 offsets, and Adelaide is not on the same time as the capital: right now Canberra is 30 minutes ahead of Adelaide.
Clock changes in Adelaide, 2026 and 2027
| Date | Change | New offset |
|---|---|---|
| Sunday, April 5, 2026 | Clocks go back 1 hour: 3:00 AM becomes 2:00 AM | UTC+9:30 |
| Sunday, October 4, 2026 | Clocks go forward 1 hour: 2:00 AM becomes 3:00 AM | UTC+10:30 |
| Sunday, April 4, 2027 | Clocks go back 1 hour: 3:00 AM becomes 2:00 AM | UTC+9:30 |
| Sunday, October 3, 2027 | Clocks go forward 1 hour: 2:00 AM becomes 3:00 AM | UTC+10:30 |
How far ahead or behind Adelaide is
Take 9:00 AM in Adelaide: the clock reads 5:30 PM (previous day) in New York, 9:30 AM in Canberra and 2:30 PM (previous day) in Los Angeles.
| City | Time now | Difference now | In January | In July | Shared office hours |
|---|---|---|---|---|---|
| Canberra | --:-- | 30 min ahead | 30 min ahead | 30 min ahead | 7 h 30 min |
| New York (United States) | --:-- | 15 h 30 min behind | 15 h 30 min behind | 13 h 30 min behind | None |
| Los Angeles (United States) | --:-- | 18 h 30 min behind | 18 h 30 min behind | 16 h 30 min behind | None |
| London (United Kingdom) | --:-- | 10 h 30 min behind | 10 h 30 min behind | 8 h 30 min behind | None |
| Paris (France) | --:-- | 9 h 30 min behind | 9 h 30 min behind | 7 h 30 min behind | None |
| Dubai (United Arab Emirates) | --:-- | 6 h 30 min behind | 6 h 30 min behind | 5 h 30 min behind | 1 h 30 min |
| Mumbai (India) | --:-- | 5 h behind | 5 h behind | 4 h behind | 3 h |
| Singapore | --:-- | 2 h 30 min behind | 2 h 30 min behind | 1 h 30 min behind | 5 h 30 min |
| Tokyo (Japan) | --:-- | 1 h 30 min behind | 1 h 30 min behind | 30 min behind | 6 h 30 min |
| UTC | --:-- | 10 h 30 min behind | 10 h 30 min behind | 9 h 30 min behind | None |
The difference is not fixed for every city: where the January and July columns disagree, one side moves its clocks and the other does not, or both move on different dates.
Shared office hours counts the time when the clock reads between 9 AM and 5 PM in both cities on the same day.
Sunrise and sunset in Adelaide
Today
| Sunrise | --:-- |
|---|---|
| Sunset | --:-- |
| Day length | -- |
| Solar noon | --:-- |
Seasons run the other way in Adelaide: the December solstice brings 14 hours 31 minutes of daylight and the June solstice only 9 hours 48 minutes.
Daylight through the year in Adelaide
| Date | Sunrise | Sunset | Day length | |
|---|---|---|---|---|
| March equinox | March 21 | 7:19 AM | 7:26 PM | 12 h 7 min |
| June solstice | June 21 | 7:23 AM | 5:12 PM | 9 h 48 min |
| September equinox | September 23 | 6:04 AM | 6:13 PM | 12 h 8 min |
| December solstice | December 22 | 5:59 AM | 8:29 PM | 14 h 31 min |
Daylight saving time moves sunrise and sunset 1 hour later by the clock in summer, which is why the latest sunsets fall in the daylight saving months.
Clock time and sun time in Adelaide
Clock time and sun time line up fairly well in Adelaide: solar noon falls at about 12:15 PM on standard time and 1:15 PM during daylight saving time.
Places close to Adelaide
| City | Distance | Time now | Difference |
|---|---|---|---|
| Bendigo | 551 km (342 mi) | --:-- | 30 min ahead |
| Ballarat | 555 km (345 mi) | --:-- | 30 min ahead |
| Geelong | 627 km (389 mi) | --:-- | 30 min ahead |
| Melbourne | 654 km (406 mi) | --:-- | 30 min ahead |
| Canberra | 958 km (595 mi) | --:-- | 30 min ahead |
More cities in Australia
All time zones and cities in Australia
Tools for time in Adelaide
- Convert a time to or from Adelaide: pick a date and time and see it in every city on your list.
- Add Adelaide to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Adelaide and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What time zone is Adelaide in?
Adelaide uses the Australia/Adelaide time zone: UTC+9:30 (ACST) in standard time and UTC+10:30 (ACDT) during daylight saving time.
When do the clocks change in Adelaide?
The next change is on Sunday, April 4, 2027 at 3:00 AM, when clocks go back 1 hour to UTC+9:30. They go forward again on Sunday, October 3, 2027.
What is the time difference between Adelaide and New York?
Adelaide is 15 hours 30 minutes ahead of New York in January and 13 hours 30 minutes ahead of New York in July, because the two are on daylight saving time at opposite times of the year.
Does the difference between Adelaide and New York ever change at other times?
Yes, for a few weeks. From March 14 to April 4 and October 3 to November 7, the gap is 14 hours 30 minutes, because the two switch on different dates.
Is Adelaide on the same time as Canberra?
No. Canberra is 30 minutes ahead of Adelaide, because Australia uses more than one offset.
How long is the longest day in Adelaide?
About 14 hours 31 minutes, around the December solstice. The shortest day, around the June solstice, has about 9 hours 48 minutes of daylight.
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.