Time Difference Between Mexico and Argentina
As of 31 August 2026, Argentina is 3 hours ahead of Mexico. This difference is fixed: neither zone shifts its clocks against the other, so it holds all year.
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Mexico City, Mexico
16:34
Mon, Aug 31, 2026
UTC-6 · CST · America/Mexico_City
Buenos Aires, Argentina
+3h19:34
Mon, Aug 31, 2026
UTC-3 · America/Argentina/Buenos_Aires
Argentina is 3 hours ahead of Mexico.
Time zone details
| Place | Local date | Time zone | UTC offset | Summer time |
|---|---|---|---|---|
| Mexico | Monday, August 31, 2026 | CSTAmerica/Mexico_City | UTC-6 | Not observed |
| Argentina | Monday, August 31, 2026 | America/Argentina/Buenos_Aires | UTC-3 | Not observed |
Mexico: Mexico has four time zones. Most of the country, including Mexico City, is on Central Time; Baja California is 2 hours behind it.
Hour by hour: Mexico to Argentina
Every hour of today in Mexico and what it is in Argentina. Highlighted rows fall inside Argentina working hours (09:00–18:00).
| Mexico | Argentina |
|---|---|
| 00:00 | 03:00 |
| 01:00 | 04:00 |
| 02:00 | 05:00 |
| 03:00 | 06:00 |
| 04:00 | 07:00 |
| 05:00 | 08:00 |
| 06:00 | 09:00 |
| 07:00 | 10:00 |
| 08:00 | 11:00 |
| 09:00 | 12:00 |
| 10:00 | 13:00 |
| 11:00 | 14:00 |
| Mexico | Argentina |
|---|---|
| 12:00 | 15:00 |
| 13:00 | 16:00 |
| 14:00 | 17:00 |
| 15:00 | 18:00 |
| 16:00 | 19:00 |
| 17:00 | 20:00 |
| 18:00 | 21:00 |
| 19:00 | 22:00 |
| 20:00 | 23:00 |
| 21:00 | 00:00next day |
| 22:00 | 01:00next day |
| 23:00 | 02:00next day |
Best time to call or meet
Overlapping working hours
09:00–15:00 in Mexico (12:00–18:00 in Argentina)
Both places are inside 09:00–18:00 for 6 hours a day. Anything in this window works without asking anyone to stay late.
Reasonable calling hours
08:00–18:00 in Mexico (11:00–21:00 in Argentina)
Both people are awake and available between 08:00 and 21:00 local time during this window.
When this difference changes
Neither Mexico nor Argentina changes its clocks, so the difference of 3 hours stays the same all year.
Planning something with more than two places?
Adding a third city usually kills the obvious answer. The Meeting Time Finder takes up to five cities at once and shows only the hours that work for everybody.
Mexico and Argentina: common questions
What is the time difference between Mexico and Argentina?
Argentina is 3 hours ahead of Mexico, and this does not change during the year because the difference between these two zones is fixed.
When it is 9:00 AM in Mexico, what time is it in Argentina?
It is 12:00 PM in Buenos Aires, Argentina. Use the time field in the calculator above to check any other hour.
Is Argentina ahead of or behind Mexico?
Argentina is ahead of Mexico by 3 hours at the moment. In practical terms, the working day in Argentina starts and ends earlier in Mexico terms.
Do Mexico and Argentina observe daylight saving time?
Neither Mexico nor Argentina observes daylight saving time, so the difference stays at 3 hours all year.
What is the best time to call Argentina from Mexico?
Working hours overlap between 09:00 and 15:00 Mexico time, which is 12:00 to 18:00 in Argentina. Calls inside that window reach both sides during the normal working day.
Related comparisons
Local dates shown for Mexico City, Mexico (UTC-6) and Buenos Aires, Argentina (UTC-3) were generated on Monday, August 31, 2026 UTC and refresh in your browser.