Montevideo to Thunder Bay: time difference
Thunder Bay 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 13:43 1:43 PM Thunder Bay 12:43 12:43 PM You –:–
13:43 1:43 PM
Uruguay Standard Time · UTC-3
☀️ 05:59 · 🌙 19:02
12:43 12:43 PM
Eastern Daylight Time · UTC-4
☀️ 08:22 · 🌙 19:04
·
−1 h
Thunder Bay is 1 h behind Montevideo.
When you, Montevideo and Thunder Bay 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
🇨🇦 Thunder Bay
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 | 🇨🇦 Thunder Bay |
|---|---|---|
| Local time | 13:43 | 12:43 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 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 | 05:59 | 08:22 |
| Sunset | 19:02 | 19:04 |
| Daylight | 13 h 3 min | 10 h 42 min |
| People on this clock | 1,319,108 | 107,909 |
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 Thunder Bay: common questions
How many hours behind Montevideo is Thunder Bay?
The clocks in Thunder Bay are 1 hour behind those in Montevideo (UTC−4 and UTC−3).
What time is it in Thunder Bay at the start of the working day in Montevideo?
The working day in Montevideo starts at 9:00 AM; in Thunder Bay it is 8:00 AM at that moment.
What time is it in Thunder Bay at the end of the working day in Montevideo?
The working day in Montevideo ends at 6:00 PM; in Thunder Bay it is 5:00 PM at that moment.
Is there a time when both Montevideo and Thunder Bay are at work?
Yes: from 10:00 AM to 6:00 PM in Montevideo (9:00 AM to 5:00 PM in Thunder Bay), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Montevideo is it still yesterday in Thunder Bay?
Before 1:00 AM in Montevideo, the date in Thunder Bay has not changed yet. From 11:00 PM in Thunder Bay, it is already the next day in Montevideo.
Does the time difference between Montevideo and Thunder Bay change?
Yes. The clocks change only in Thunder Bay. From November 1, 2026, Thunder Bay will be 2 hours behind Montevideo.
