Mexico City zone
CST (GMT-6)
Sao Paulo zone
GMT-3 (GMT-3)
Difference
3 hours ahead of Mexico City
Business overlap
5h (9-5 windows)
Working hours overlap
Each cell is one hour in Mexico City. Filled cells mark when 9 AM – 5 PM in Mexico City and Sao Paulo both apply.
5 hours per day
- Mexico City
- GMT-6
- Sao Paulo
- GMT-3
- Difference
- +3h
- Business overlap
- 5h
Hour-by-hour conversion
Each row shows the matching local time in Sao Paulo for an hour in Mexico City.
| Mexico City | Sao Paulo | Day | Window |
|---|---|---|---|
| 12:00 AM | 3:00 AM | same day | — |
| 1:00 AM | 4:00 AM | same day | — |
| 2:00 AM | 5:00 AM | same day | — |
| 3:00 AM | 6:00 AM | same day | — |
| 4:00 AM | 7:00 AM | same day | — |
| 5:00 AM | 8:00 AM | same day | — |
| 6:00 AM | 9:00 AM | same day | — |
| 7:00 AM | 10:00 AM | same day | — |
| 8:00 AM | 11:00 AM | same day | — |
| 9:00 AM | 12:00 PM | same day | Both 9-5 |
| 10:00 AM | 1:00 PM | same day | Both 9-5 |
| 11:00 AM | 2:00 PM | same day | Both 9-5 |
| 12:00 PM | 3:00 PM | same day | Both 9-5 |
| 1:00 PM | 4:00 PM | same day | Both 9-5 |
| 2:00 PM | 5:00 PM | same day | — |
| 3:00 PM | 6:00 PM | same day | — |
| 4:00 PM | 7:00 PM | same day | — |
| 5:00 PM | 8:00 PM | same day | — |
| 6:00 PM | 9:00 PM | same day | — |
| 7:00 PM | 10:00 PM | same day | — |
| 8:00 PM | 11:00 PM | same day | — |
| 9:00 PM | 12:00 AM | next day | — |
| 10:00 PM | 1:00 AM | next day | — |
| 11:00 PM | 2:00 AM | next day | — |
Best meeting windows
If both teams keep standard 9 AM – 5 PM hours, the overlap window is roughly 9:00 AM – 2:00 PM in Mexico City time. That gives you 5 hours per workday for live meetings.
Tighter overlap is achievable by having the side with later working hours start earlier, or by treating the first and last hours of each side as flexible. The bar above marks every hour where both cities sit inside a 9 AM – 5 PM window.
About converting Mexico City time to Sao Paulo time
Mexico City follows the America/Mexico_City time zone (currently CST, GMT-6), while Sao Paulo follows America/Sao_Paulo (currently GMT-3, GMT-3). Sao Paulo is 3 hours ahead of Mexico City right now.
Neither city observes daylight saving time, so the offset between them is the same all year.
Reverse this conversion
Sao Paulo to Mexico City
Open the converter
Plan a meeting between Mexico City and Sao Paulo
More conversions from Mexico City
Frequently asked questions
- How many hours is Mexico City from Sao Paulo?
- Sao Paulo is 3 hours ahead of Mexico City right now.
- What time is 9:00 AM Mexico City in Sao Paulo?
- 9:00 AM in Mexico City is 12:00 PM in Sao Paulo.
- What time is 5:00 PM Mexico City in Sao Paulo?
- 5:00 PM in Mexico City is 8:00 PM in Sao Paulo.
- When do Mexico City and Sao Paulo business hours overlap?
- Standard 9 AM - 5 PM working hours overlap for about 5 hours, roughly from 9:00 AM to 2:00 PM in Mexico City time.
- Does daylight saving time change the difference between Mexico City and Sao Paulo?
- Neither Mexico City nor Sao Paulo observes daylight saving time, so the offset between them is constant year-round.
Local time page
Time in Mexico City
Local time page
Time in Sao Paulo