Sydney to Rio de Janeiro
Converting a fixed time. Australia/Sydney → America/Sao_Paulo · 13,521 km (8,397 miles) apart
Clocks go forward 1 hour on Sunday, 4th October 2026, at 1:59 am local time (3:00 am after the change).
Clocks here do not change — this zone stays on the same offset all year.
Convert a specific time minutes work, not just whole hours
Hour by hour
| Sydney | Rio de Janeiro | 24h | Good to call? |
|---|---|---|---|
| 12am | 11am Wed | 00:00 → 11:00 | asleep in Sydney |
| 1am | 12pm Wed | 01:00 → 12:00 | asleep in Sydney |
| 2am | 1pm Wed | 02:00 → 13:00 | asleep in Sydney |
| 3am | 2pm Wed | 03:00 → 14:00 | asleep in Sydney |
| 4am | 3pm Wed | 04:00 → 15:00 | asleep in Sydney |
| 5am | 4pm Wed | 05:00 → 16:00 | asleep in Sydney |
| 6am | 5pm Wed | 06:00 → 17:00 | asleep in Sydney |
| 7am | 6pm Wed | 07:00 → 18:00 | awake, not at work |
| 8am | 7pm Wed | 08:00 → 19:00 | awake, not at work |
| 9am | 8pm Wed | 09:00 → 20:00 | awake, not at work |
| 10am | 9pm Wed | 10:00 → 21:00 | awake, not at work |
| 11am | 10pm Wed | 11:00 → 22:00 | asleep in Rio de Janeiro |
| 12pm | 11pm Wed | 12:00 → 23:00 | asleep in Rio de Janeiro |
| 1pm | 12am | 13:00 → 00:00 | asleep in Rio de Janeiro |
| 2pm | 1am | 14:00 → 01:00 | asleep in Rio de Janeiro |
| 3pm now | 2am | 15:00 → 02:00 | asleep in Rio de Janeiro |
| 4pm | 3am | 16:00 → 03:00 | asleep in Rio de Janeiro |
| 5pm | 4am | 17:00 → 04:00 | asleep in Rio de Janeiro |
| 6pm | 5am | 18:00 → 05:00 | asleep in Rio de Janeiro |
| 7pm | 6am | 19:00 → 06:00 | asleep in Rio de Janeiro |
| 8pm | 7am | 20:00 → 07:00 | awake, not at work |
| 9pm | 8am | 21:00 → 08:00 | awake, not at work |
| 10pm | 9am | 22:00 → 09:00 | asleep in Sydney |
| 11pm | 10am | 23:00 → 10:00 | asleep in Sydney |
Call times
There is no hour when both places are inside normal working hours. The least bad slot is usually early morning at the western end.
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Questions people ask
What time is it in Rio de Janeiro when it is 7:45 pm in Sydney?
6:45 am in Rio de Janeiro the same day.
How many hours ahead is Rio de Janeiro of Sydney?
Rio de Janeiro is 13 hours behind Sydney. That gap is not fixed: it changes when either place starts or ends daylight saving. The table on this page is recalculated for today, so it is already correct for the current season.
What is the best time to call between Sydney and Rio de Janeiro?
There is no hour when both places are inside normal working hours. The least bad slot is usually early morning at the western end.
When does the difference between Sydney and Rio de Janeiro change?
Sydney: Clocks go forward 1 hour on Sunday, 4th October 2026, at 1:59 am local time (3:00 am after the change). Rio de Janeiro does not change its clocks, so the gap shifts by an hour on that date.