Hong Kong time to Sydney time
Sydney is 3 hours ahead of Hong Kong in January and 2 hours ahead of in July (Hong Kong GMT+8/UTC+08:00 in summer; Sydney GMT+10/UTC+10:00). Enter a Hong Kong time below to convert it, or leave it blank to see the current time in both cities.
How to use the Hong Kong to Sydney time
- Type a Hong Kong time (24-hour) and optionally a date, or leave blank for now.
- Click Convert.
- Read the Sydney time and the working-hours table.
Time difference between Hong Kong and Sydney
Sydney is 3 hours ahead of Hong Kong in January and 2 hours ahead of in July. Sydney observes daylight saving time and Hong Kong does not, so the difference changes twice a year. Hong Kong uses Asia/Hong Kong time (UTC+08:00 in January, UTC+08:00 in July); Sydney uses Australia/Sydney (UTC+11:00 in January, UTC+10:00 in July).
Working week in Hong Kong and Sydney
Hong Kong: Hong Kong Time, UTC+8 all year. Office hours 09:00–18:00; Saturday mornings are still worked in some firms.
Sydney: Australian Eastern Time: AEDT (UTC+11) from the first Sunday of October to the first Sunday of April, otherwise AEST (UTC+10). Office hours 09:00–17:00, weekend Saturday–Sunday.
Quick conversion table (summer difference)
| Hong Kong | Sydney |
|---|---|
| 08:00 | 10:00 |
| 09:00 | 11:00 |
| 10:00 | 12:00 |
| 12:00 | 14:00 |
| 14:00 | 16:00 |
| 16:00 | 18:00 |
| 18:00 | 20:00 |
| 20:00 | 22:00 |
| 22:00 | 00:00 (next day) |
Table uses the July difference; the tool above applies the exact rule for any date.
Best time to call between Hong Kong and Sydney
Within normal office hours (09:00–18:00) in both cities: 9:00–15:00 Hong Kong time. For a compromise outside that window, the fairest slots are the ones nearest each side's start or end of day, alternating who takes the inconvenient hour.
Reverse
Need the other direction? See Sydney to Hong Kong, or the general time zone converter.
Frequently asked questions
How many hours ahead is Sydney from Hong Kong?
Sydney is 3 hours ahead of Hong Kong in January and 2 hours ahead of in July.
When it is 12:00 noon in Hong Kong, what time is it in Sydney?
14:00 in summer (); use the tool for a specific date.
Does the converter handle daylight saving?
Yes, for the exact date you enter, using the IANA time-zone rules in your browser.
Privacy
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Last updated 2026-09-23.