Surabaya to Adelaide Time Difference
🇮🇩 Surabaya is currently 3.5 hours ahead of 🇦🇺 Adelaide. This difference varies between 2.5h and 3.5h due to Daylight Saving Time.
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Atin 🇮🇩 Surabaya→it will be—in 🇦🇺 Adelaide
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Difference
+3.5h
Business overlap
5h
Distance
4,054 km
Approx. flight
4.8h
Hour-by-Hour: Surabaya to Adelaide
| 🇮🇩 Surabaya | 🇦🇺 Adelaide | Note |
|---|---|---|
| 12:00 AM | 3:30 AM | |
| 1:00 AM | 4:30 AM | |
| 2:00 AM | 5:30 AM | |
| 3:00 AM | 6:30 AM | |
| 4:00 AM | 7:30 AM | |
| 5:00 AM | 8:30 AM | |
| 6:00 AM | 9:30 AM | |
| 7:00 AM | 10:30 AM | |
| 8:00 AM | 11:30 AM | |
| 9:00 AM | 12:30 PM | |
| 10:00 AM | 1:30 PM | |
| 11:00 AM | 2:30 PM | |
| 12:00 PM | 3:30 PM | |
| 1:00 PM | 4:30 PM | |
| 2:00 PM | 5:30 PM | |
| 3:00 PM | 6:30 PM | |
| 4:00 PM | 7:30 PM | |
| 5:00 PM | 8:30 PM | |
| 6:00 PM | 9:30 PM | |
| 7:00 PM | 10:30 PM | |
| 8:00 PM | 11:30 PM | |
| 9:00 PM | 12:30 AM(next day) | Next day |
| 10:00 PM | 1:30 AM(next day) | Next day |
| 11:00 PM | 2:30 AM(next day) | Next day |
Daylight Saving Time (DST)
Adelaide observes Daylight Saving Time, while Surabaya does not. This causes the time difference to shift between 2.5 hours ahead and 3.5 hours ahead depending on the season. Currently, Surabaya is 3.5 hours ahead relative to Adelaide.
Min difference
2.5h
Max difference
3.5h
Best Meeting Times
There are 5 overlapping business hours between Surabaya and Adelaide (9 AM – 6 PM in each city).
🇮🇩 Surabaya
9:00 AM – 2:00 PM
🇦🇺 Adelaide
12:30 PM – 5:30 PM
Frequently Asked Questions
What is the time difference between Surabaya and Adelaide?
The time difference between Surabaya and Adelaide is currently 3.5 hours ahead. Surabaya uses GMT+7 (UTC+7), while Adelaide uses GMT+10:30 (UTC+10:30). This difference varies seasonally due to Daylight Saving Time, ranging from 2.5 hours ahead to 3.5 hours ahead.
When it's noon in Surabaya, what time is it in Adelaide?
When it's 12:00 PM (noon) in Surabaya, it is 3:30 PM in Adelaide. Use our calculator above to convert any other time.
Does the time difference between Surabaya and Adelaide change?
Yes, the time difference changes throughout the year. Because Adelaide observes Daylight Saving Time, the offset shifts between 2.5 hours ahead and 3.5 hours ahead at different times of the year.
What are the best times to schedule a call between Surabaya and Adelaide?
The best time to call is between 9:00 AM and 2:00 PM in Surabaya (which is 12:30 PM – 5:30 PM in Adelaide). This 5-hour window falls within business hours in both cities.
Is Surabaya ahead or behind Adelaide?
Surabaya is currently 3.5 hours behind Adelaide.
What time zone is Surabaya in?
Surabaya is in the Asia/Jakarta time zone, currently using GMT+7 (UTC+7). Surabaya does not observe Daylight Saving Time.
What time is midnight in Surabaya in Adelaide?
When it is midnight (12:00 AM) in Surabaya, it is 3:30 AM in Adelaide.