Yeosu to Shanghai: time difference
Shanghai is 1 h behind Yeosu. 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.
Yeosu 04:51 4:51 AM Shanghai 03:51 3:51 AM You –:–
04:51 4:51 AM
Korean Standard Time · UTC+9
☀️ 06:38 · 🌙 17:53
03:51 3:51 AM
China Standard Time · UTC+8
☀️ 05:59 · 🌙 17:21
·
−1 h
Shanghai is 1 h behind Yeosu.
When you, Yeosu and Shanghai are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇰🇷 Yeosu
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
🇨🇳 Shanghai
23 11 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇰🇷 Yeosu | 🇨🇳 Shanghai |
|---|---|---|
| Local time | 04:51 | 03:51 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Korean Standard Time | China Standard Time |
| UTC offset | UTC+9 | UTC+8 |
| Offset from Yeosu | — | −1 h |
| IANA zone | Asia/Seoul | Asia/Shanghai |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:38 | 05:59 |
| Sunset | 17:53 | 17:21 |
| Daylight | 11 h 15 min | 11 h 22 min |
| People on this clock | 288,988 | 24,870,895 |
Compare Yeosu with another city
More comparisons with Yeosu: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Yeosu and Shanghai: common questions
How far behind Yeosu is Shanghai?
Shanghai is 1 hour behind Yeosu: UTC+8 against UTC+9.
If it is 9:00 AM in Yeosu, what time is it in Shanghai?
At 9:00 AM in Yeosu, clocks in Shanghai show 8:00 AM.
What time is it in Shanghai when it is 6:00 PM in Yeosu?
When it is 6:00 PM in Yeosu, it is 5:00 PM in Shanghai.
When is a good time to call Shanghai from Yeosu?
Between 10:00 AM and 6:00 PM in Yeosu – that is 9:00 AM to 5:00 PM in Shanghai – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Shanghai compared with Yeosu?
The new day starts in Shanghai later: until 1:00 AM in Yeosu, it is still the previous day there. From 11:00 PM in Shanghai, Yeosu is already on the next day.
Is the time difference between Yeosu and Shanghai the same all year?
Yes. Neither Yeosu nor Shanghai switches to summer time, so the gap is always 1 hour.
