Sydney time to Riyadh time
Riyadh is 8 hours behind Sydney in January and 7 hours behind in July (Sydney GMT+10/UTC+10:00 in summer; Riyadh GMT+3/UTC+03:00). Enter a Sydney time below to convert it, or leave it blank to see the current time in both cities.
How to use the Sydney to Riyadh time
- Type a Sydney time (24-hour) and optionally a date, or leave blank for now.
- Click Convert.
- Read the Riyadh time and the working-hours table.
Time difference between Sydney and Riyadh
Riyadh is 8 hours behind Sydney in January and 7 hours behind in July. Sydney observes daylight saving time and Riyadh does not, so the difference changes twice a year. Sydney uses Australia/Sydney time (UTC+11:00 in January, UTC+10:00 in July); Riyadh uses Asia/Riyadh (UTC+03:00 in January, UTC+03:00 in July).
Working week in Sydney and Riyadh
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.
Riyadh: Arabia Standard Time, UTC+3 all year. Weekend is Friday–Saturday; the working week runs Sunday to Thursday. Working hours shorten during Ramadan.
Quick conversion table (summer difference)
| Sydney | Riyadh |
|---|---|
| 08:00 | 01:00 |
| 09:00 | 02:00 |
| 10:00 | 03:00 |
| 12:00 | 05:00 |
| 14:00 | 07:00 |
| 16:00 | 09:00 |
| 18:00 | 11:00 |
| 20:00 | 13:00 |
| 22:00 | 15:00 |
Table uses the July difference; the tool above applies the exact rule for any date.
Best time to call between Sydney and Riyadh
Within normal office hours (09:00–18:00) in both cities: 16:00–17:00 Sydney 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 Riyadh to Sydney, or the general time zone converter.
Frequently asked questions
How many hours ahead is Riyadh from Sydney?
Riyadh is 8 hours behind Sydney in January and 7 hours behind in July.
When it is 12:00 noon in Sydney, what time is it in Riyadh?
05:00 in summer (the same or previous day); 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.