Surabaya to Singapore: time difference
Singapore is 1 h ahead of Surabaya. Live clocks for both, the working hours they share, and how each one sits against your own time.
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Surabaya 07:26 7:26 AM Singapore 08:26 8:26 AM You –:–
07:26 7:26 AM
Western Indonesia Time · UTC+7
☀️ 05:10 · 🌙 17:24
08:26 8:26 AM
Singapore Standard Time · UTC+8
☀️ 06:50 · 🌙 18:55
·
+1 h
Singapore is 1 h ahead of Surabaya.
When you, Surabaya and Singapore are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇮🇩 Surabaya
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇸🇬 Singapore
1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇩 Surabaya | 🇸🇬 Singapore |
|---|---|---|
| Local time | 07:26 | 08:26 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Western Indonesia Time | Singapore Standard Time |
| UTC offset | UTC+7 | UTC+8 |
| Offset from Surabaya | — | +1 h |
| IANA zone | Asia/Jakarta | Asia/Singapore |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:10 | 06:50 |
| Sunset | 17:24 | 18:55 |
| Daylight | 12 h 13 min | 12 h 6 min |
| People on this clock | 2,765,487 | 5,535,002 |
Compare Surabaya with another city
More comparisons with Surabaya: the time zones next to it and the far side of the clock.
Big time differences
Surabaya and Singapore: common questions
How far ahead of Surabaya is Singapore?
Singapore is 1 hour ahead of Surabaya: UTC+8 against UTC+7.
If it is 9:00 AM in Surabaya, what time is it in Singapore?
At 9:00 AM in Surabaya, clocks in Singapore show 10:00 AM.
If it is 6:00 PM in Surabaya, what time is it in Singapore?
At 6:00 PM in Surabaya, clocks in Singapore show 7:00 PM.
Is there a time when both Surabaya and Singapore are at work?
Yes: from 9:00 AM to 5:00 PM in Surabaya (10:00 AM to 6:00 PM in Singapore), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Singapore?
From 11:00 PM in Surabaya it is already the next day in Singapore. The other way round, until 1:00 AM in Singapore it is still the previous day in Surabaya.
Does the time gap between Surabaya and Singapore change during the year?
No, the clocks change neither in Surabaya nor in Singapore, so the gap is 1 hour all year round.
