Montevideo to Boston, MA: time difference
Boston, MA 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 03:25 3:25 AM Boston, MA 02:25 2:25 AM You –:–
03:25 3:25 AM
Uruguay Standard Time · UTC-3
☀️ 06:10 · 🌙 18:55
02:25 2:25 AM
Eastern Daylight Time · UTC-4
☀️ 06:52 · 🌙 18:12
·
−1 h
Boston, MA is 1 h behind Montevideo.
When you, Montevideo and Boston, MA 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
🇺🇸 Boston, MA
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 | 🇺🇸 Boston, MA |
|---|---|---|
| Local time | 03:25 | 02:25 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 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/New York |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 06:10 | 06:52 |
| Sunset | 18:55 | 18:12 |
| Daylight | 12 h 45 min | 11 h 20 min |
| People on this clock | 1,319,108 | 675,647 |
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 Boston, MA: common questions
How far behind Montevideo is Boston, MA?
Boston is 1 hour behind Montevideo: UTC−4 against UTC−3.
If it is 9:00 AM in Montevideo, what time is it in Boston, MA?
At 9:00 AM in Montevideo, clocks in Boston show 8:00 AM.
What time is it in Boston, MA, at the end of the working day in Montevideo?
The working day in Montevideo ends at 6:00 PM; in Boston it is 5:00 PM at that moment.
Is there a time when both Montevideo and Boston, MA, are at work?
Yes: from 10:00 AM to 6:00 PM in Montevideo (9:00 AM to 5:00 PM in Boston), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Boston, MA?
Until 1:00 AM in Montevideo it is still the previous day in Boston. The other way round, from 11:00 PM in Boston it is already the next day in Montevideo.
Does the time gap between Montevideo and Boston, MA, change during the year?
Yes – daylight saving time is used in Boston but not in Montevideo. From November 1, 2026, Boston will be 2 hours behind Montevideo.
