Mexico City zone
CST (GMT-6)
San Francisco zone
PDT (GMT-7)
Difference
1 hour behind Mexico City
Business overlap
7h (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 San Francisco both apply.
7 hours per day
- Mexico City
- GMT-6
- San Francisco
- GMT-7
- Difference
- -1h
- Business overlap
- 7h
Hour-by-hour conversion
Each row shows the matching local time in San Francisco for an hour in Mexico City.
| Mexico City | San Francisco | Day | Window |
|---|---|---|---|
| 12:00 AM | 11:00 PM | previous day | — |
| 1:00 AM | 12:00 AM | same day | — |
| 2:00 AM | 1:00 AM | same day | — |
| 3:00 AM | 2:00 AM | same day | — |
| 4:00 AM | 3:00 AM | same day | — |
| 5:00 AM | 4:00 AM | same day | — |
| 6:00 AM | 5:00 AM | same day | — |
| 7:00 AM | 6:00 AM | same day | — |
| 8:00 AM | 7:00 AM | same day | — |
| 9:00 AM | 8:00 AM | same day | — |
| 10:00 AM | 9:00 AM | same day | Both 9-5 |
| 11:00 AM | 10:00 AM | same day | Both 9-5 |
| 12:00 PM | 11:00 AM | same day | Both 9-5 |
| 1:00 PM | 12:00 PM | same day | Both 9-5 |
| 2:00 PM | 1:00 PM | same day | Both 9-5 |
| 3:00 PM | 2:00 PM | same day | Both 9-5 |
| 4:00 PM | 3:00 PM | same day | Both 9-5 |
| 5:00 PM | 4:00 PM | same day | — |
| 6:00 PM | 5:00 PM | same day | — |
| 7:00 PM | 6:00 PM | same day | — |
| 8:00 PM | 7:00 PM | same day | — |
| 9:00 PM | 8:00 PM | same day | — |
| 10:00 PM | 9:00 PM | same day | — |
| 11:00 PM | 10:00 PM | same day | — |
Best meeting windows
If both teams keep standard 9 AM – 5 PM hours, the overlap window is roughly 10:00 AM – 5:00 PM in Mexico City time. That gives you 7 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 San Francisco time
Mexico City follows the America/Mexico_City time zone (currently CST, GMT-6), while San Francisco follows America/Los_Angeles (currently PDT, GMT-7). San Francisco is 1 hour behind Mexico City right now.
San Francisco observes daylight saving time, while Mexico City does not. The offset between the two cities changes by one hour at the daylight saving transitions.
Daylight saving transitions in 2026
Mexico City
Does not observe daylight saving time.
San Francisco
- Spring forward · Sunday, March 8, 2026
- Fall back · Sunday, November 1, 2026
Reverse this conversion
San Francisco to Mexico City
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More conversions from Mexico City
Frequently asked questions
- How many hours is Mexico City from San Francisco?
- San Francisco is 1 hour behind Mexico City right now.
- What time is 9:00 AM Mexico City in San Francisco?
- 9:00 AM in Mexico City is 8:00 AM in San Francisco.
- What time is 5:00 PM Mexico City in San Francisco?
- 5:00 PM in Mexico City is 4:00 PM in San Francisco.
- When do Mexico City and San Francisco business hours overlap?
- Standard 9 AM - 5 PM working hours overlap for about 7 hours, roughly from 10:00 AM to 5:00 PM in Mexico City time.
- Does daylight saving time change the difference between Mexico City and San Francisco?
- San Francisco observes daylight saving time while Mexico City does not, so the offset between them changes by one hour twice a year.
Local time page
Time in Mexico City
Local time page
Time in San Francisco