St Thomas to Medellin: time difference
Medellin is 1 h behind St Thomas. 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.
St Thomas 09:41 9:41 AM Medellin 08:41 8:41 AM You –:–
09:41 9:41 AM
Atlantic Standard Time · UTC-4
☀️ 06:15 · 🌙 17:57
08:41 8:41 AM
Colombia Standard Time · UTC-5
☀️ 05:49 · 🌙 17:48
·
−1 h
Medellin is 1 h behind St Thomas.
When you, St Thomas 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
🇻🇮 St Thomas
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
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 | 🇻🇮 St Thomas | 🇨🇴 Medellin |
|---|---|---|
| Local time | 09:41 | 08:41 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Atlantic Standard Time | Colombia Standard Time |
| UTC offset | UTC-4 | UTC-5 |
| Offset from St Thomas | — | −1 h |
| IANA zone | America/St Thomas | America/Bogota |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:15 | 05:49 |
| Sunset | 17:57 | 17:48 |
| Daylight | 11 h 42 min | 11 h 59 min |
| People on this clock | 20,000 | 2,486,723 |
Compare St Thomas with another city
More comparisons with St Thomas: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
St Thomas and Medellin: common questions
What is the time difference between St Thomas and Medellin?
Medellin is 1 hour behind: it uses UTC−5, while St Thomas is on UTC−4.
If it is 9:00 AM in St Thomas, what time is it in Medellin?
At 9:00 AM in St Thomas, clocks in Medellin show 8:00 AM.
What time is it in Medellin at the end of the working day in St Thomas?
The working day in St Thomas ends at 6:00 PM; in Medellin it is 5:00 PM at that moment.
When is a good time to call Medellin from St Thomas?
Between 10:00 AM and 6:00 PM in St Thomas – that is 9:00 AM to 5:00 PM in Medellin – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Medellin compared with St Thomas?
The new day starts in Medellin later: until 1:00 AM in St Thomas, it is still the previous day there. From 11:00 PM in Medellin, St Thomas is already on the next day.
Does the time difference between St Thomas and Medellin change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
