Arecibo to Montreal: time difference
Montreal is 1 h behind Arecibo. 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.
Arecibo 03:47 3:47 AM Montreal 02:47 2:47 AM You –:–
03:47 3:47 AM
Atlantic Standard Time · UTC-4
☀️ 06:30 · 🌙 17:53
02:47 2:47 AM
Eastern Standard Time · UTC-5
☀️ 06:41 · 🌙 16:36
·
−1 h
Montreal is 1 h behind Arecibo.
When you, Arecibo and Montreal are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇵🇷 Arecibo
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
🇨🇦 Montreal
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 | 🇵🇷 Arecibo | 🇨🇦 Montreal |
|---|---|---|
| Local time | 03:47 | 02:47 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 2026 |
| Time zone | Atlantic Standard Time | Eastern Standard Time |
| UTC offset | UTC-4 | UTC-5 |
| Offset from Arecibo | — | −1 h |
| IANA zone | America/Puerto Rico | America/Toronto |
| Daylight saving | Not observed | On standard time → UTC-4, Mar 14, 03:00 |
| Sunrise | 06:30 | 06:41 |
| Sunset | 17:53 | 16:36 |
| Daylight | 11 h 23 min | 9 h 55 min |
| People on this clock | 39,634 | 1,762,949 |
Compare Arecibo with another city
More comparisons with Arecibo: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Arecibo and Montreal: common questions
How far behind Arecibo is Montreal?
Montreal is 1 hour behind Arecibo: UTC−5 against UTC−4.
If it is 9:00 AM in Arecibo, what time is it in Montreal?
At 9:00 AM in Arecibo, clocks in Montreal show 8:00 AM.
If it is 6:00 PM in Arecibo, what time is it in Montreal?
At 6:00 PM in Arecibo, clocks in Montreal show 5:00 PM.
When is a good time to call Montreal from Arecibo?
Between 10:00 AM and 6:00 PM in Arecibo – that is 9:00 AM to 5:00 PM in Montreal – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Arecibo is it still yesterday in Montreal?
Before 1:00 AM in Arecibo, the date in Montreal has not changed yet. From 11:00 PM in Montreal, it is already the next day in Arecibo.
Does the time difference between Arecibo and Montreal change?
Yes. The clocks change only in Montreal. From March 14, 2027, Montreal and Arecibo will have the same time.
