New York, NY to San Isidro: time difference
San Isidro is 1 h ahead of New York, NY. 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.
New York, NY 13:21 1:21 PM San Isidro 14:21 2:21 PM You –:–
13:21 1:21 PM
Eastern Daylight Time · UTC-4
☀️ 07:10 · 🌙 18:15
14:21 2:21 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
·
+1 h
San Isidro is 1 h ahead of New York, NY.
When you, New York, NY and San Isidro are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 New York, NY
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
🇦🇷 San Isidro
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 | 🇺🇸 New York, NY | 🇦🇷 San Isidro |
|---|---|---|
| Local time | 13:21 | 14:21 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Eastern Daylight Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from New York, NY | — | +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 | 07:10 | 06:10 |
| Sunset | 18:15 | 19:10 |
| Daylight | 11 h 5 min | 13 h |
| People on this clock | 8,804,190 | 45,190 |
Compare New York, NY with another city
More comparisons with New York, NY: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
New York, NY and San Isidro: common questions
What is the time difference between New York, NY, and San Isidro?
San Isidro is 1 hour ahead: it uses UTC−3, while New York is on UTC−4.
If it is 9:00 AM in New York, NY, what time is it in San Isidro?
At 9:00 AM in New York, clocks in San Isidro show 10:00 AM.
What time is it in San Isidro when it is 6:00 PM in New York, NY?
When it is 6:00 PM in New York, it is 7:00 PM in San Isidro.
When do working hours in New York, NY, and in San Isidro overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in New York, which is 10:00 AM to 6:00 PM in San Isidro.
When does the date change in San Isidro compared with New York, NY?
The new day starts in San Isidro earlier: at 11:00 PM in New York it is already midnight there. Until 1:00 AM in San Isidro, New York is still on the previous day.
Is the time difference between New York, NY, and San Isidro the same all year?
No. Only New York switches to summer time, so the gap changes twice a year. From November 1, 2026, San Isidro will be 2 hours ahead of New York.
