Time Difference Between Sydney and Rio de Janeiro

The time difference between Sydney and Rio de Janeiro is 13 hours. When it is 12:00 noon in Sydney, it is 23:00 in Rio de Janeiro. Sydney uses the Australia/Sydney time zone (UTC+10), while Rio de Janeiro uses America/Sao_Paulo (UTC-3).

Rio de Janeiro is 13 hours behind Sydney — 13 hours
Sydney, Australia
09:40:23
Monday, May 11, 2026
UTC+10 · AEST
Rio de Janeiro, Brazil
20:40:23
Sunday, May 10, 2026
UTC-3 · -03

Time Zone Details: Sydney vs Rio de Janeiro

Detail Sydney Rio de Janeiro
Time Zone IDAustralia/SydneyAmerica/Sao_Paulo
UTC OffsetUTC+10UTC-3
AbbreviationAEST-03
DST ActiveNoNo
CountryAustraliaBrazil
RegionOceaniaSouth America

Best Time to Schedule a Call

With a 13 hours gap, there is no standard business-hours overlap between Sydney and Rio de Janeiro. One party will need to adjust their schedule. Early mornings in Sydney or late evenings in Rio de Janeiro tend to be the most practical compromise.

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Sydney time to Rio de Janeiro time. Rows highlighted in green indicate overlapping business hours in both cities.

Sydney Rio de Janeiro
00:00 11:00 (-1 day) Night
01:00 12:00 (-1 day) Night
02:00 13:00 (-1 day) Night
03:00 14:00 (-1 day) Night
04:00 15:00 (-1 day) Night
05:00 16:00 (-1 day) Night
06:00 17:00 (-1 day)
07:00 18:00 (-1 day)
08:00 19:00 (-1 day)
09:00 20:00 (-1 day)
10:00 21:00 (-1 day)
11:00 22:00 (-1 day)
12:00 23:00 (-1 day)
13:00 00:00
14:00 01:00
15:00 02:00
16:00 03:00
17:00 04:00
18:00 05:00
19:00 06:00
20:00 07:00
21:00 08:00
22:00 09:00 Night
23:00 10:00 Night

Daylight Saving Time (DST) Impact

Neither Sydney nor Rio de Janeiro is currently observing daylight saving time. If either city observes DST, the time difference will change by 1 hour when DST begins or ends. Always double-check before scheduling across these time zones during March–April and October–November.

Practical Tips for Sydney–Rio de Janeiro Scheduling

Compare Sydney and Rio de Janeiro with Other Cities

From Sydney

From Rio de Janeiro

Frequently Asked Questions

What is the time difference between Sydney and Rio de Janeiro?

The time difference is 13 hours. Rio de Janeiro is 13 hours behind Sydney.

Does the time difference change during the year?

It can. If either Sydney or Rio de Janeiro observes daylight saving time, the gap will shift by 1 hour during the transition periods (typically March–April and October–November).

When is the best time to call from Sydney to Rio de Janeiro?

There is no ideal window during standard business hours. Consider scheduling at the edges — early morning for the city that is ahead and late afternoon for the city that is behind.

How do I convert Sydney time to Rio de Janeiro time?

Subtract 13 hours from Sydney time to get Rio de Janeiro time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.