Buenos Aires to Los Alamos, NM: time difference
Los Alamos, NM is 3 h behind Buenos Aires. 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.
Buenos Aires 13:00 1:00 PM Los Alamos, NM 10:00 10:00 AM You –:–
13:00 1:00 PM
Argentina Standard Time · UTC-3
☀️ 06:09 · 🌙 19:11
10:00 10:00 AM
Mountain Daylight Time · UTC-6
☀️ 07:15 · 🌙 18:27
·
−3 h
Los Alamos, NM is 3 h behind Buenos Aires.
When you, Buenos Aires and Los Alamos, NM are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇦🇷 Buenos Aires
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
🇺🇸 Los Alamos, NM
21 9 PM 22 10 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇺🇸 Los Alamos, NM |
|---|---|---|
| Local time | 13:00 | 10:00 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Argentina Standard Time | Mountain Daylight Time |
| UTC offset | UTC-3 | UTC-6 |
| Offset from Buenos Aires | — | −3 h |
| IANA zone | America/Argentina/Buenos Aires | America/Denver |
| Daylight saving | Not observed | On summer time → UTC-7, Nov 1, 01:00 |
| Sunrise | 06:09 | 07:15 |
| Sunset | 19:11 | 18:27 |
| Daylight | 13 h 2 min | 11 h 12 min |
| People on this clock | 2,891,082 | 13,179 |
Compare Buenos Aires with another city
More comparisons with Buenos Aires: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Buenos Aires and Los Alamos, NM: common questions
How many hours behind Buenos Aires is Los Alamos, NM?
The clocks in Los Alamos are 3 hours behind those in Buenos Aires (UTC−6 and UTC−3).
If it is 9:00 AM in Buenos Aires, what time is it in Los Alamos, NM?
At 9:00 AM in Buenos Aires, clocks in Los Alamos show 6:00 AM.
What time is it in Los Alamos, NM, when it is 6:00 PM in Buenos Aires?
When it is 6:00 PM in Buenos Aires, it is 3:00 PM in Los Alamos.
When is a good time to call Los Alamos, NM, from Buenos Aires?
Between 12:00 PM and 6:00 PM in Buenos Aires – that is 9:00 AM to 3:00 PM in Los Alamos – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Los Alamos, NM, compared with Buenos Aires?
The new day starts in Los Alamos later: until 3:00 AM in Buenos Aires, it is still the previous day there. From 9:00 PM in Los Alamos, Buenos Aires is already on the next day.
Is the time difference between Buenos Aires and Los Alamos, NM, the same all year?
No. Only Los Alamos switches to summer time, so the gap changes twice a year. From November 1, 2026, Los Alamos will be 4 hours behind Buenos Aires.
