Ulsan to Medellin: time difference
Medellin is 14 h behind Ulsan. Live clocks for both, the working hours they share, and how each one sits against your own time.
−14 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Ulsan 03:53 3:53 AM Medellin 13:53 1:53 PM You –:–
03:53 3:53 AM
Korean Standard Time · UTC+9
☀️ 06:32 · 🌙 17:46
13:53 1:53 PM
Colombia Standard Time · UTC-5
☀️ 05:49 · 🌙 17:48
·
−14 h
Medellin is 14 h behind Ulsan.
When you, Ulsan and Medellin are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇰🇷 Ulsan
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
🇨🇴 Medellin
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
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Time zones side by side
| Detail | 🇰🇷 Ulsan | 🇨🇴 Medellin |
|---|---|---|
| Local time | 03:53 | 13:53 |
| Local date | Sunday, October 18, 2026 | Saturday, October 17, 2026 |
| Time zone | Korean Standard Time | Colombia Standard Time |
| UTC offset | UTC+9 | UTC-5 |
| Offset from Ulsan | — | −14 h |
| IANA zone | Asia/Seoul | America/Bogota |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:32 | 05:49 |
| Sunset | 17:46 | 17:48 |
| Daylight | 11 h 14 min | 11 h 59 min |
| People on this clock | 1,129,827 | 2,486,723 |
Compare Ulsan with another city
More comparisons with Ulsan: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Ulsan and Medellin: common questions
How many hours behind Ulsan is Medellin?
The clocks in Medellin are 14 hours behind those in Ulsan (UTC−5 and UTC+9).
What time is it in Medellin when it is 9:00 AM in Ulsan?
When it is 9:00 AM in Ulsan, it is 7:00 PM (the previous day) in Medellin.
What time is it in Medellin at the end of the working day in Ulsan?
The working day in Ulsan ends at 6:00 PM; in Medellin it is 4:00 AM at that moment.
When is a good time to call Medellin from Ulsan?
Working hours (9:00 AM–6:00 PM) in Ulsan and in Medellin do not overlap. At 9:00 AM in Ulsan it is 7:00 PM (the previous day) in Medellin; when the working day starts in Medellin, it is 11:00 PM in Ulsan.
When does the date change in Medellin compared with Ulsan?
The new day starts in Medellin later: until 2:00 PM in Ulsan, it is still the previous day there. From 10:00 AM in Medellin, Ulsan is already on the next day.
Is the time difference between Ulsan and Medellin the same all year?
Yes. Neither Ulsan nor Medellin switches to summer time, so the gap is always 14 hours.
