Time Difference Between Dumai and Sydney
Sydney is 3 hours ahead Dumai.
Indonesia
Dumai
Asia/Jakarta · UTC+7
Australia
Sydney
Australia/Sydney · UTC+10
Best Times to Meet
Hours where standard working time (9 AM – 6 PM) overlaps in both Dumai and Sydney.
Dumai
9:00 AM
Sydney
12:00 PM
Dumai
10:00 AM
Sydney
1:00 PM
Dumai
11:00 AM
Sydney
2:00 PM
Dumai
12:00 PM
Sydney
3:00 PM
Dumai
1:00 PM
Sydney
4:00 PM
Dumai
2:00 PM
Sydney
5:00 PM
Dumai to Sydney — 24-Hour Conversion
Each row shows the equivalent local time in Sydney for an hour in Dumai. Working-hours rows (9–18) are highlighted.
| Dumai | Sydney | Match |
|---|---|---|
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Workday in Sydney | ||
| Workday in Sydney | ||
| Workday in Sydney | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Workday in Dumai | ||
| Workday in Dumai | ||
| Workday in Dumai | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Off hours |
Frequently Asked Questions
What is the time difference between Dumai and Sydney?
Sydney, Australia (UTC+10) is 3 hours ahead Dumai, Indonesia (UTC+7).
What is the best time to schedule a meeting between Dumai and Sydney?
The best meeting times overlap when both cities are within standard working hours (9 AM – 6 PM). The full hour-by-hour table on this page lists every overlap window.
Does daylight saving time change the difference between Dumai and Sydney?
Yes — when one city observes daylight saving time and the other does not, the gap shifts by an hour. The conversion table on this page reflects the current offset, including any active DST.
When it is 9 AM in Dumai, what time is it in Sydney?
Use the conversion table on this page — every hour in Dumai is mapped to its equivalent local time in Sydney, including day shift markers when the date differs.