Singapore to Hiroshima: time difference
Hiroshima is 1 h ahead of Singapore. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Singapore 22:29 10:29 PM Hiroshima 23:29 11:29 PM You –:–
22:29 10:29 PM
Singapore Standard Time · UTC+8
☀️ 06:48 · 🌙 18:53
23:29 11:29 PM
Japan Standard Time · UTC+9
☀️ 06:19 · 🌙 17:33
·
+1 h
Hiroshima is 1 h ahead of Singapore.
When you, Singapore and Hiroshima are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇸🇬 Singapore
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
🇯🇵 Hiroshima
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 | 🇸🇬 Singapore | 🇯🇵 Hiroshima |
|---|---|---|
| Local time | 22:29 | 23:29 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Singapore Standard Time | Japan Standard Time |
| UTC offset | UTC+8 | UTC+9 |
| Offset from Singapore | — | +1 h |
| IANA zone | Asia/Singapore | Asia/Tokyo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:48 | 06:19 |
| Sunset | 18:53 | 17:33 |
| Daylight | 12 h 5 min | 11 h 14 min |
| People on this clock | 5,535,002 | 1,200,754 |
Compare Singapore with another city
More comparisons with Singapore: the time zones next to it and the far side of the clock.
Big time differences
Singapore and Hiroshima: common questions
How many hours ahead of Singapore is Hiroshima?
The clocks in Hiroshima are 1 hour ahead of those in Singapore (UTC+9 and UTC+8).
If it is 9:00 AM in Singapore, what time is it in Hiroshima?
At 9:00 AM in Singapore, clocks in Hiroshima show 10:00 AM.
What time is it in Hiroshima when it is 6:00 PM in Singapore?
When it is 6:00 PM in Singapore, it is 7:00 PM in Hiroshima.
When is a good time to call Hiroshima from Singapore?
Between 9:00 AM and 5:00 PM in Singapore – that is 10:00 AM to 6:00 PM in Hiroshima – both places are within working hours (9:00 AM–6:00 PM).
From what time in Singapore is it tomorrow in Hiroshima?
Once it is 11:00 PM in Singapore, the date in Hiroshima has already changed. Until 1:00 AM in Hiroshima, it is still the previous day in Singapore.
Is the time difference between Singapore and Hiroshima the same all year?
Yes. Neither Singapore nor Hiroshima switches to summer time, so the gap is always 1 hour.
