A LITTLE LESS BACK-AND-FORTH

Find a time.
Make it work for both.

Find shared working hours, a start time that survives the seasons, and the weeks your meeting needs attention.

A MEETING THAT FITS

09:00 Perth · 12:00 Sydney

November 4, 2026 in Perth. The complete 60-minute meeting fits both working windows. For a recurring meeting throughout 2026, start in Perth at 09:00–13:00 on the selected host workdays.

AUFROMUTC+08:00

Australia · AWST

Wed, 4 Nov

AUTOUTC+11:00

Australia · AEDT

12:00PM

Wed, 4 Nov

Sydney is 3h ahead of Perth.

Find your moment

Working hoursOutside hours

PerthYour reference

SydneyConverted time

Tap an hour to explore · November 4, 2026Dates follow Perth

Add to calendar

THE TIME DIFFERENCE3hahead

Sydney compared with Perth.

SHARED WORKING HOURS5h2026-11-04

Shared time within the selected local working windows.

THROUGH THE SEASONS2different offsets

Clock changes affect your time difference.

WORKING HOURS & MEETINGS

Best meeting times: Perth and Sydney

5h of shared working time on 2026-11-04

Set each person’s local working hours.

Perth

to

Sydney

to

Meeting length

Local working days, overnight shifts and the entire meeting duration are checked.

A few times that work60 MIN

Every minute of the meeting fits both working windows.

For a 60-minute meeting, the last start in this window is 1:00 PM Perth.

Reviewfrom November 4, 2026

PLAN BEYOND A SINGLE DAY

Perth–Sydney working hours through 2026

Every date calculated with your working windows. 261 selected Perth workdays; public holidays are not applied.

Least shared time5h

Most common5h

Most shared time6h

Days without a 60-min slot0 / 261

A start time that survives the whole year.

Start a 60-minute meeting in Perth 09:00–13:00.

These starts fit both working windows on every selected Perth workday in 2026, using a 15-minute start grid. The end of each range is the last valid start.

How shared working time changes by month

Bars show the mean shared hours per selected host workday. The range captures all those days, including clock-change dates. A full bar represents 8h.

Jan

5h5h on every selected day0 days without a full slot

Feb

5h5h on every selected day0 days without a full slot

Mar

5h5h on every selected day0 days without a full slot

Apr

5h 52m5h–6h range0 days without a full slot

May

6h6h on every selected day0 days without a full slot

Jun

6h6h on every selected day0 days without a full slot

Jul

6h6h on every selected day0 days without a full slot

Aug

6h6h on every selected day0 days without a full slot

Sep

6h6h on every selected day0 days without a full slot

Oct

5h 5m5h–6h range0 days without a full slot

Nov

5h5h on every selected day0 days without a full slot

Dec

5h5h on every selected day0 days without a full slot

Explore every date in 2026

Select a date to check its schedule. Color shows shared hours; grey marks dates outside the selected host working weekdays. Each date also reports how many starts fit the complete meeting.

No shared timeUp to 1 hour1–2 hours2–3 hoursMore than 3 hoursHost day off

Jan 2026

Feb 2026

Mar 2026

Apr 2026

May 2026

Jun 2026

Jul 2026

Aug 2026

Sep 2026

Oct 2026

Nov 2026

Dec 2026

Perth: 09:00–17:00, Mon, Tue, Wed, Thu, Fri. Sydney: 09:00–17:00, Mon, Tue, Wed, Thu, Fri.

Calculation details and repeated hours

Overnight shifts belong to their start weekday. Host workday means the source calendar date. Repeated local times use the first occurrence.

A SCHEDULE WITH FORESIGHT

Your next 12 weekly meetings

Anchored to Perth at 09:00. All occurrences fit your working windows.

0 meetings at a different local time

Date in Perth	Perth	Sydney	Working-hours check
2026-11-04	9:00 AM UTC+08:00	12:00 PM	Works for both
2026-11-11	9:00 AM UTC+08:00	12:00 PM	Works for both
2026-11-18	9:00 AM UTC+08:00	12:00 PM	Works for both
2026-11-25	9:00 AM UTC+08:00	12:00 PM	Works for both
2026-12-02	9:00 AM UTC+08:00	12:00 PM	Works for both
2026-12-09	9:00 AM UTC+08:00	12:00 PM	Works for both
2026-12-16	9:00 AM UTC+08:00	12:00 PM	Works for both
2026-12-23	9:00 AM UTC+08:00	12:00 PM	Works for both
2026-12-30	9:00 AM UTC+08:00	12:00 PM	Works for both
2027-01-06	9:00 AM UTC+08:00	12:00 PM	Works for both
2027-01-13	9:00 AM UTC+08:00	12:00 PM	Works for both
2027-01-20	9:00 AM UTC+08:00	12:00 PM	Works for both

This checks weekly occurrences against the published time-zone rules and your working windows. It does not access calendars or account for leave and holidays. Calendar export creates a single meeting.

THE BIGGER PICTURE

A year of time differences.

How Sydney compares with Perth throughout 2026.

2026

JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC

+3h

+2h

+3h

Sydney changes its UTC offset in 2026. Perth keeps one UTC offset this year.

See exact change periods

From (UTC, inclusive)	Until (UTC, exclusive)	Sydney vs Perth
1 Jan 2026, 00:00 UTC	4 Apr 2026, 16:00 UTC	3h ahead
4 Apr 2026, 16:00 UTC	3 Oct 2026, 16:00 UTC	2h ahead
3 Oct 2026, 16:00 UTC	1 Jan 2027, 00:00 UTC	3h ahead

CLOCK CHANGES

What changes at the next clock adjustment?

April 4, 2027Local transition date

Sydney clocks go back by 1h on April 4, 2027.

After this change, Perth is 2h behind Sydney.

Exact clock readings and UTC transition

2027-04-03T16:00:00.000Z.

Sydney: 2027-04-04 02:59 UTC+11:00 → 2027-04-04 02:00 UTC+10:00.

Readings are one real minute apart. Future rules may change.

Exact periods outside the most common difference in 2026

The most frequent difference has Sydney 3h ahead relative to Perth. Exceptions:

From (UTC, inclusive)	Until (UTC, exclusive)	Compared with Perth
4 Apr 2026, 16:00 UTC	3 Oct 2026, 16:00 UTC	2h ahead

Related time-zone meanings and conversions

Sydney to Perth Reverse the conversion direction.

Choose the question you need answered

Best meeting timesAnnual overlap, year-round starts and weekly schedule checks

Calculated with IANA 2026e. Working hours are your preferences; public holidays and calendar availability are not included. Our methodology