Green Island to Montreal: time difference
Montreal is 1 h ahead of Green Island. 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.
Green Island 14:21 2:21 PM Montreal 15:21 3:21 PM You –:–
14:21 2:21 PM
Eastern Standard Time · UTC-5
☀️ 06:09 · 🌙 17:48
15:21 3:21 PM
Eastern Daylight Time · UTC-4
☀️ 07:18 · 🌙 18:02
·
+1 h
Montreal is 1 h ahead of Green Island.
When you, Green Island 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
🇯🇲 Green Island
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
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇯🇲 Green Island | 🇨🇦 Montreal |
|---|---|---|
| Local time | 14:21 | 15:21 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Eastern Standard Time | Eastern Daylight Time |
| UTC offset | UTC-5 | UTC-4 |
| Offset from Green Island | — | +1 h |
| IANA zone | America/Jamaica | America/Toronto |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 06:09 | 07:18 |
| Sunset | 17:48 | 18:02 |
| Daylight | 11 h 39 min | 10 h 44 min |
| People on this clock | 2,546 | 1,762,949 |
Compare Green Island with another city
More comparisons with Green Island: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Green Island and Montreal: common questions
What is the time difference between Green Island and Montreal?
Montreal is 1 hour ahead: it uses UTC−4, while Green Island is on UTC−5.
If it is 9:00 AM in Green Island, what time is it in Montreal?
At 9:00 AM in Green Island, clocks in Montreal show 10:00 AM.
What time is it in Montreal when it is 6:00 PM in Green Island?
When it is 6:00 PM in Green Island, it is 7:00 PM in Montreal.
When is a good time to call Montreal from Green Island?
Between 9:00 AM and 5:00 PM in Green Island – that is 10:00 AM to 6:00 PM in Montreal – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Montreal compared with Green Island?
The new day starts in Montreal earlier: at 11:00 PM in Green Island it is already midnight there. Until 1:00 AM in Montreal, Green Island is still on the previous day.
Does the time difference between Green Island and Montreal change?
Yes. The clocks change only in Montreal. From November 1, 2026, Montreal and Green Island will have the same time.
