Sumter, SC to Montevideo: time difference
Montevideo is 1 h ahead of Sumter, SC. Live clocks for both, the working hours they share, and how each one sits against your own time.
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Sumter, SC 04:35 4:35 AM Montevideo 05:35 5:35 AM You –:–
04:35 4:35 AM
Eastern Daylight Time · UTC-4
☀️ 07:25 · 🌙 18:52
05:35 5:35 AM
Uruguay Standard Time · UTC-3
☀️ 06:07 · 🌙 18:57
·
+1 h
Montevideo is 1 h ahead of Sumter, SC.
When you, Sumter, SC and Montevideo are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Sumter, SC
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
🇺🇾 Montevideo
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
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Time zones side by side
| Detail | 🇺🇸 Sumter, SC | 🇺🇾 Montevideo |
|---|---|---|
| Local time | 04:35 | 05:35 |
| Local date | Monday, October 12, 2026 | Monday, October 12, 2026 |
| Time zone | Eastern Daylight Time | Uruguay Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Sumter, SC | — | +1 h |
| IANA zone | America/New York | America/Montevideo |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:25 | 06:07 |
| Sunset | 18:52 | 18:57 |
| Daylight | 11 h 28 min | 12 h 50 min |
| People on this clock | 39,159 | 1,319,108 |
Compare Sumter, SC with another city
More comparisons with Sumter, SC: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Sumter, SC and Montevideo: common questions
How far ahead of Sumter, SC, is Montevideo?
Montevideo is 1 hour ahead of Sumter: UTC−3 against UTC−4.
What time is it in Montevideo when it is 9:00 AM in Sumter, SC?
When it is 9:00 AM in Sumter, it is 10:00 AM in Montevideo.
If it is 6:00 PM in Sumter, SC, what time is it in Montevideo?
At 6:00 PM in Sumter, clocks in Montevideo show 7:00 PM.
When do working hours in Sumter, SC, and in Montevideo overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in Sumter, which is 10:00 AM to 6:00 PM in Montevideo.
When is it already the next day in Montevideo?
From 11:00 PM in Sumter, SC, it is already the next day in Montevideo. The other way round, until 1:00 AM in Montevideo it is still the previous day in Sumter.
Does the time difference between Sumter, SC, and Montevideo change?
Yes. The clocks change only in Sumter. From November 1, 2026, Montevideo will be 2 hours ahead of Sumter.
