Norwalk, CT to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Norwalk, CT. 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.
Norwalk, CT 00:01 12:01 AM Buenos Aires 01:01 1:01 AM You –:–
00:01 12:01 AM
Eastern Daylight Time · UTC-4
☀️ 07:09 · 🌙 18:10
01:01 1:01 AM
Argentina Standard Time · UTC-3
☀️ 06:07 · 🌙 19:11
·
+1 h
Buenos Aires is 1 h ahead of Norwalk, CT.
When you, Norwalk, CT and Buenos Aires are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Norwalk, CT
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
🇦🇷 Buenos Aires
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
- Asleep
- Early
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- Evening
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Time zones side by side
| Detail | 🇺🇸 Norwalk, CT | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 00:01 | 01:01 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Eastern Daylight Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Norwalk, CT | — | +1 h |
| IANA zone | America/New York | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:09 | 06:07 |
| Sunset | 18:10 | 19:11 |
| Daylight | 11 h 1 min | 13 h 4 min |
| People on this clock | 85,603 | 2,891,082 |
Compare Norwalk, CT with another city
More comparisons with Norwalk, CT: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Norwalk, CT and Buenos Aires: common questions
How many hours ahead of Norwalk, CT, is Buenos Aires?
The clocks in Buenos Aires are 1 hour ahead of those in Norwalk (UTC−3 and UTC−4).
What time is it in Buenos Aires at the start of the working day in Norwalk, CT?
The working day in Norwalk starts at 9:00 AM; in Buenos Aires it is 10:00 AM at that moment.
What time is it in Buenos Aires when it is 6:00 PM in Norwalk, CT?
When it is 6:00 PM in Norwalk, it is 7:00 PM in Buenos Aires.
When is a good time to call Buenos Aires from Norwalk, CT?
Between 9:00 AM and 5:00 PM in Norwalk – that is 10:00 AM to 6:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Buenos Aires compared with Norwalk, CT?
The new day starts in Buenos Aires earlier: at 11:00 PM in Norwalk it is already midnight there. Until 1:00 AM in Buenos Aires, Norwalk is still on the previous day.
Is the time difference between Norwalk, CT, and Buenos Aires the same all year?
No. Only Norwalk switches to summer time, so the gap changes twice a year. From November 1, 2026, Buenos Aires will be 2 hours ahead of Norwalk.
