Sydney UTCTime Converter
Sydney (AEST, UTC+10) is currently 10 hours ahead of UTC (UTC±0). Compare live clocks, convert any hour, and find times to meet.
Quick answer
When it's in Sydney, it's the previous day in UTC.
Sydney (AEST/AEDT) runs 10 hours ahead of UTC. A 9-to-5 workday on one side lands in the other side's evening or night, so the two cities share almost no normal working hours — edge-of-day calls are the trick.
- Time difference
- −10h 00m
- Sydney
- UTC+10
- UTC
- UTC±0
- Best call window
- Outside 9–6
Sydney to UTC conversion table
The next 12 hours in Sydney and the matching local time in UTC. The current hour is highlighted; drag the converter's slider and the table follows.
| Sydney · AEST | UTC |
|---|---|
| NOW Mon, Jun 22 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Tue, Jun 23 |
Best time to meet between Sydney & UTC
Working hours are 9am–6pm in each city. The bright band is where they overlap — when both sides are at their desks.
Daylight saving shifts this gap by up to 1 hour
The difference between Sydney and UTC swings between 11 and 10 hours across the year as each side starts or ends daylight saving. Clocks in Sydney move forward 1 hour to AEDT (UTC+11) on Sunday, October 4, 2026. This page always shows the live, DST-aware difference.
Related time zone conversions
Jump straight to another pair — every combination is a live tool, not an article.
From Sydney
To UTC
UTC, Zulu & reference
One source of truth — for you and your AI
This page exposes the same answer as structured data, so when you ask an assistant "what's 9am Sydney time in UTC?", it can cite the exact, DST-aware result — not a stale blog post.
- Schema.org JSON-LD on every converter page
- A machine-readable facts island with IANA zones and every possible offset
- Live times in <time datetime> elements with explicit UTC offsets
{
"pair": "Sydney → UTC",
"url": "https://worldclock.pro/en/convert/sydney-to-utc",
"from": {
"name": "Sydney",
"type": "city",
"abbreviation": "AEST",
"daylightAbbreviation": "AEDT",
"iana": "Australia/Sydney",
"standardUtcOffset": "+10:00",
"daylightUtcOffset": "+11:00",
"referenceCity": "Sydney"
},
"to": {
"name": "UTC",
"type": "timezone",
"abbreviation": "UTC",
"daylightAbbreviation": null,
"iana": "Etc/UTC",
"standardUtcOffset": "+00:00",
"daylightUtcOffset": null,
"referenceCity": null
},
"currentDifferenceMinutes": -600,
"possibleDifferencesMinutes": [
-660,
-600
],
"note": "Between the regions that use these zones the difference is 11 and 10 hours across the year, depending on daylight saving on each side. The clocks on this page show the named zones themselves, which are fixed."
}
Frequently asked questions
What is the time difference between Sydney and UTC?
Sydney is currently 10 hours ahead of UTC. Sydney is on AEST (UTC+10) and UTC is on UTC (UTC±0). The difference can change when either side starts or ends daylight saving time.
Is UTC ahead of or behind Sydney?
UTC is currently 10 hours behind Sydney.
When it is 9:00 AM in Sydney, what time is it in UTC?
When it is 9:00 AM on a Monday in Sydney, it is 11:00 PM the previous day in UTC.
Do Sydney and UTC observe daylight saving time?
Clocks in Sydney move forward 1 hour to AEDT (UTC+11) on Sunday, October 4, 2026. UTC does not observe daylight saving time.
How do I convert Sydney time to UTC time?
Subtract 10 hours from any time in Sydney to get the time in UTC. This page's converter and 24-hour table do it automatically and stay correct through daylight-saving changes.
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