Montevideo to Marmora, ON: time difference
Marmora, ON is 1 h behind Montevideo. 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.
Montevideo 04:59 4:59 AM Marmora, ON 03:59 3:59 AM You –:–
04:59 4:59 AM
Uruguay Standard Time · UTC-3
☀️ 05:58 · 🌙 19:03
03:59 3:59 AM
Eastern Daylight Time · UTC-4
☀️ 07:31 · 🌙 18:21
·
−1 h
Marmora, ON is 1 h behind Montevideo.
When you, Montevideo and Marmora, ON are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇾 Montevideo
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
🇨🇦 Marmora, ON
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 | 🇺🇾 Montevideo | 🇨🇦 Marmora, ON |
|---|---|---|
| Local time | 04:59 | 03:59 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Uruguay Standard Time | Eastern Daylight Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Montevideo | — | −1 h |
| IANA zone | America/Montevideo | America/Toronto |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 05:58 | 07:31 |
| Sunset | 19:03 | 18:21 |
| Daylight | 13 h 5 min | 10 h 50 min |
| People on this clock | 1,319,108 | 1,499 |
Compare Montevideo with another city
More comparisons with Montevideo: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Montevideo and Marmora, ON: common questions
What is the time difference between Montevideo and Marmora, ON?
Marmora is 1 hour behind: it uses UTC−4, while Montevideo is on UTC−3.
What time is it in Marmora, ON, when it is 9:00 AM in Montevideo?
When it is 9:00 AM in Montevideo, it is 8:00 AM in Marmora.
If it is 6:00 PM in Montevideo, what time is it in Marmora, ON?
At 6:00 PM in Montevideo, clocks in Marmora show 5:00 PM.
When is a good time to call Marmora, ON, from Montevideo?
Between 10:00 AM and 6:00 PM in Montevideo – that is 9:00 AM to 5:00 PM in Marmora – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Marmora, ON?
Until 1:00 AM in Montevideo it is still the previous day in Marmora. The other way round, from 11:00 PM in Marmora it is already the next day in Montevideo.
Does the time difference between Montevideo and Marmora, ON, change?
Yes. The clocks change only in Marmora. From November 1, 2026, Marmora will be 2 hours behind Montevideo.
