Montevideo to St.Catharines: time difference
St.Catharines 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 04:32 4:32 AM St.Catharines 03:32 3:32 AM You –:–
04:32 4:32 AM
Uruguay Standard Time · UTC-3
☀️ 05:56 · 🌙 19:05
03:32 3:32 AM
Eastern Daylight Time · UTC-4
☀️ 07:38 · 🌙 18:26
·
−1 h
St.Catharines is 1 h behind Montevideo.
When you, Montevideo and St.Catharines 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
🇨🇦 St.Catharines
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 | 🇨🇦 St.Catharines |
|---|---|---|
| Local time | 04:32 | 03:32 |
| Local date | Wednesday, October 21, 2026 | Wednesday, October 21, 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 | 05:56 | 07:38 |
| Sunset | 19:05 | 18:26 |
| Daylight | 13 h 9 min | 10 h 48 min |
| People on this clock | 1,319,108 | 133,113 |
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 St.Catharines: common questions
What is the time difference between Montevideo and St.Catharines?
St.Catharines is 1 hour behind: it uses UTC−4, while Montevideo is on UTC−3.
If it is 9:00 AM in Montevideo, what time is it in St.Catharines?
At 9:00 AM in Montevideo, clocks in St.Catharines show 8:00 AM.
If it is 6:00 PM in Montevideo, what time is it in St.Catharines?
At 6:00 PM in Montevideo, clocks in St.Catharines show 5:00 PM.
When is a good time to call St.Catharines from Montevideo?
Between 10:00 AM and 6:00 PM in Montevideo – that is 9:00 AM to 5:00 PM in St.Catharines – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in St.Catharines compared with Montevideo?
The new day starts in St.Catharines later: until 1:00 AM in Montevideo, it is still the previous day there. From 11:00 PM in St.Catharines, Montevideo is already on the next day.
Does the time difference between Montevideo and St.Catharines change?
Yes. The clocks change only in St.Catharines. From November 1, 2026, St.Catharines will be 2 hours behind Montevideo.
