Santiago to Coamo: time difference
Coamo is 1 h behind Santiago. 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.
Santiago 14:57 2:57 PM Coamo 13:57 1:57 PM You –:–
14:57 2:57 PM
Chile Summer Time · UTC-3
☀️ 07:00 · 🌙 19:57
13:57 1:57 PM
Atlantic Standard Time · UTC-4
☀️ 06:20 · 🌙 18:03
·
−1 h
Coamo is 1 h behind Santiago.
When you, Santiago and Coamo are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇱 Santiago
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
🇵🇷 Coamo
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 | 🇨🇱 Santiago | 🇵🇷 Coamo |
|---|---|---|
| Local time | 14:57 | 13:57 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Chile Summer Time | Atlantic Standard Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Santiago | — | −1 h |
| IANA zone | America/Santiago | America/Puerto Rico |
| Daylight saving | On summer time → UTC-4, Apr 3, 23:00 | Not observed |
| Sunrise | 07:00 | 06:20 |
| Sunset | 19:57 | 18:03 |
| Daylight | 12 h 58 min | 11 h 43 min |
| People on this clock | 6,139,087 | 40,000 |
Compare Santiago with another city
More comparisons with Santiago: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Santiago and Coamo: common questions
How many hours behind Santiago is Coamo?
The clocks in Coamo are 1 hour behind those in Santiago (UTC−4 and UTC−3).
If it is 9:00 AM in Santiago, what time is it in Coamo?
At 9:00 AM in Santiago, clocks in Coamo show 8:00 AM.
What time is it in Coamo at the end of the working day in Santiago?
The working day in Santiago ends at 6:00 PM; in Coamo it is 5:00 PM at that moment.
When is a good time to call Coamo from Santiago?
Between 10:00 AM and 6:00 PM in Santiago – that is 9:00 AM to 5:00 PM in Coamo – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Coamo compared with Santiago?
The new day starts in Coamo later: until 1:00 AM in Santiago, it is still the previous day there. From 11:00 PM in Coamo, Santiago is already on the next day.
Does the time gap between Santiago and Coamo change during the year?
Yes – daylight saving time is used in Santiago but not in Coamo. From April 3, 2027, Coamo and Santiago will have the same time.
