The short answer
Adelaide is 13 hours 30 minutes ahead of Eastern Daylight Time.
Adelaide☀
4:12:24pm
ACST · UTC+09:30 · Sun, Aug 30
Eastern Daylight Time☾
2:42:24am
EDT · UTC-04:00 · Sun, Aug 30
Read across to convert
Adelaide
ACST · UTC+09:30
Eastern Daylight Time
EDT · UTC-04:00
Click any row to pin that hour across both zones.
12amSun
10:30amSat ·−1d
WORK1am
11:30amSat ·−1d
WORK2am
12:30pmSat ·−1d
WORK3am
1:30pmSat ·−1d
WORK4am
2:30pmSat ·−1d
WORK5am
3:30pmSat ·−1d
WORK6am
4:30pmSat ·−1d
WORK7am
5:30pmSat ·−1d
8am
6:30pmSat ·−1d
9am
WORK7:30pmSat ·−1d
10am
WORK8:30pmSat ·−1d
11am
WORK9:30pmSat ·−1d
12pm
WORK10:30pmSat ·−1d
1pm
WORK11:30pmSat ·−1d
2pm
WORK12:30amSun
3pm
WORK1:30am
NOW
4pm
WORK2:30am
5pm
3:30am
6pm
4:30am
7pm
5:30am
8pm
6:30am
9pm
7:30am
10pm
8:30am
11pm
9:30am
WORKdaylightnightworking hoursoverlap
Best time to meet=
Closest workable window
Just outside the working window — early on one side, late on the other.
Adelaide
7am–9am
Eastern Daylight Time
5:30pm–7:30pm
previous day
Popular conversions
Quick reference.
9amAdelaide=7:30pmEastern Daylight Time · prev day
12pmAdelaide=10:30pmEastern Daylight Time · prev day
3pmAdelaide=1:30amEastern Daylight Time
5pmAdelaide=3:30amEastern Daylight Time
9pmAdelaide=7:30amEastern Daylight Time
In context
What each side covers.
Adelaide
4:12pmACST · UTC+09:30
Australia
Eastern Daylight Time
2:42amEDT · UTC-04:00
Cities on this clock
Did you mean…? “EDT” is shared by several places. This page shows Eastern Daylight Time (US & Canada) — or switch to Australian Eastern Standard Time.
Related converters
Other popular pairs.
Pacific Time
11:42pm
India Standard Time
12:12pm
Pacific Time to India12 hours 30 minutes behind
Eastern Daylight Time
2:42am
Central European Time
8:42am
Eastern Time to Central Europe6 hours behind
India Standard Time
12:12pm
Eastern Daylight Time
2:42am
India to Eastern Time9 hours 30 minutes ahead
British Summer Time
7:42am
India Standard Time
12:12pm
London to India4 hours 30 minutes behind
Pacific Daylight Time
11:42pm
Eastern Daylight Time
2:42am
Pacific to Eastern Time3 hours behind
Central European Time
8:42am
India Standard Time
12:12pm
Central Europe to India3 hours 30 minutes behind
Frequently asked
Quick answers about converting between Adelaide and Eastern Daylight Time. Can't find what you need? Email [email protected].
- What is the time difference between Adelaide and Eastern Daylight Time?
- Adelaide is 13 hours 30 minutes ahead of Eastern Daylight Time right now. We always show the live, daylight-saving-correct difference, so this figure already accounts for whichever side is observing summer time today.
- When it's 9am in Adelaide, what time is it in Eastern Daylight Time?
- 9am in Adelaide is 7:30pm in Eastern Daylight Time on the previous day. Use the hour-by-hour table above to read any other time across — find the row and read the matching cell in the other column.
- What's the best time for a call between Adelaide and Eastern Daylight Time?
- There's no comfortable 9-to-5 overlap between Adelaide and Eastern Daylight Time — they sit on opposite sides of the planet's working day. Plan for an early or late call on one side, or hand work off asynchronously.
- Does this account for daylight saving time?
- Yes. We track every clock change in both places, so the abbreviations you see — ACST and EDT — are the ones actually in effect right now, not a fixed all-year value. When either side changes its clocks, this page updates automatically.
- Why is the date sometimes different on each side?
- When two places are far enough apart, the same moment can fall on different calendar days. That is why some conversions are marked "previous day" or "next day" — it is the same instant in time, read off two clocks that crossed midnight at different points.