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Time difference between Sydney and Perth

Perth is 2 hours behind Sydney

Sydney, Australia is UTC+10 · Perth, Australia is UTC+8 — on standard time

The gap is not the same all year

Every converter gives one number for this pair. That number is right for most of the year and wrong for part of it, because Sydney goes forward on the first Sunday in October and back on the first Sunday in April and Perth does not change its clocks.

Sydney / Perth clocksDifferenceHow long
standard / standard2 hours behindabout 26 weeks
summer / standard3 hours behindabout 26 weeks

Perth stays put all year while Sydney moves, so a meeting fixed in Perth's calendar shifts by an hour twice a year at Sydney's end.

When they can both be at their desks

Nine-to-five in both cities overlaps for 6 hours — 11:00 AM to 5:00 PM in Sydney, the same moment as 9:00 AM to 3:00 PM in Perth.

Sydney to Perth, hour by hour

SydneyPerth
12:00 AM10:00 PM (previous day)
1:00 AM11:00 PM (previous day)
2:00 AM12:00 AM
3:00 AM1:00 AM
4:00 AM2:00 AM
5:00 AM3:00 AM
6:00 AM4:00 AM
7:00 AM5:00 AM
8:00 AM6:00 AM
9:00 AM7:00 AM
10:00 AM8:00 AM
11:00 AM9:00 AM
12:00 PM10:00 AM
1:00 PM11:00 AM
2:00 PM12:00 PM
3:00 PM1:00 PM
4:00 PM2:00 PM
5:00 PM3:00 PM
6:00 PM4:00 PM
7:00 PM5:00 PM
8:00 PM6:00 PM
9:00 PM7:00 PM
10:00 PM8:00 PM
11:00 PM9:00 PM

On the usual gap of 2 hours.

Frequently asked questions

What is the time difference between Sydney and Perth?

Perth is 2 hours behind Sydney for most of the year. It is not the same all year — there is one other gap, because Sydney goes forward on the first Sunday in October and back on the first Sunday in April and Perth does not change its clocks.

Is Perth ahead of Sydney?

No — Perth is 2 hours behind. Sydney is UTC+10 and Perth is UTC+8 on standard time.

What time is 9 AM in Sydney in Perth?

7:00 AM, on the usual gap.

When can Sydney and Perth meet?

Standard nine-to-five hours overlap for 6 hours: 11:00 AM–5:00 PM in Sydney, which is 9:00 AM–3:00 PM in Perth.

Other pairs

Every Sydney pair · Every Perth pair · All city pairs · Time zones by abbreviation