Singapore time to Riyadh time
Riyadh is 5 hours behind Singapore all year (Singapore GMT+8/UTC+08:00 in summer; Riyadh GMT+3/UTC+03:00). Enter a Singapore time below to convert it, or leave it blank to see the current time in both cities.
How to use the Singapore to Riyadh time
- Type a Singapore 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 Singapore and Riyadh
Riyadh is 5 hours behind Singapore all year. Neither city changes its clocks, so the difference is the same all year. Singapore uses Asia/Singapore time (UTC+08:00 in January, UTC+08:00 in July); Riyadh uses Asia/Riyadh (UTC+03:00 in January, UTC+03:00 in July).
Working week in Singapore and Riyadh
Singapore: Singapore Standard Time, UTC+8 all year, the same clock as Hong Kong, Beijing, Perth, Manila and Kuala Lumpur. Office hours 09:00–18:00, 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)
| Singapore | Riyadh |
|---|---|
| 08:00 | 03:00 |
| 09:00 | 04:00 |
| 10:00 | 05:00 |
| 12:00 | 07:00 |
| 14:00 | 09:00 |
| 16:00 | 11:00 |
| 18:00 | 13:00 |
| 20:00 | 15:00 |
| 22:00 | 17:00 |
Table uses the July difference; the tool above applies the exact rule for any date.
Best time to call between Singapore and Riyadh
Within normal office hours (09:00–18:00) in both cities: 14:00–17:00 Singapore 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 Singapore, or the general time zone converter.
Frequently asked questions
How many hours ahead is Riyadh from Singapore?
Riyadh is 5 hours behind Singapore all year.
When it is 12:00 noon in Singapore, what time is it in Riyadh?
07:00 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.