Mexico City to San Francisco Time Difference
San Francisco is 1 hour behind Mexico City. When it's 11:04:29 AM in Mexico City, it's 10:04:29 AM in San Francisco.
How Many Hours Behind Is San Francisco From Mexico City?
San Francisco is 1 hour behind Mexico City. So Mexico City is 1 hour ahead of San Francisco looking the other way — the same gap, described from the other end.
In practice that means a working day in Mexico City starts when it is already 8:00 AM in San Francisco. The gap is not fixed all year: it becomes 2 hours on Sunday, November 1, 2026, when San Francisco changes its clocks.
Best Time to Call Mexico City and San Francisco
Both cities are inside normal business hours between 10:00 AM and 5:00 PM in Mexico City — that's 9:00 AM to 4:00 PM in San Francisco. That's a 7-hour window, so a call fits comfortably in either side's working day.
both at work Mexico City only San Francisco only neither — hours shown along the strip are Mexico City local time.
Convert a Specific Time
Pick any date and time in Mexico City to see the exact equivalent in San Francisco.
Common Times Converted
Mexico City time on the left, San Francisco time on the right.
Mexico City to San Francisco: Full 24-Hour Conversion Table
Based on today, Sunday, October 11, 2026 in Mexico City. Shaded rows are working hours; the darker shade marks the hours when both cities are at work.
| Mexico City | San Francisco | Working hours |
|---|---|---|
| 12:00 AM | 11:00 PM prev day | — |
| 1:00 AM | 12:00 AM | — |
| 2:00 AM | 1:00 AM | — |
| 3:00 AM | 2:00 AM | — |
| 4:00 AM | 3:00 AM | — |
| 5:00 AM | 4:00 AM | — |
| 6:00 AM | 5:00 AM | — |
| 7:00 AM | 6:00 AM | — |
| 8:00 AM | 7:00 AM | — |
| 9:00 AM | 8:00 AM | Mexico City only |
| 10:00 AM | 9:00 AM | Both cities |
| 11:00 AM | 10:00 AM | Both cities |
| 12:00 PM | 11:00 AM | Both cities |
| 1:00 PM | 12:00 PM | Both cities |
| 2:00 PM | 1:00 PM | Both cities |
| 3:00 PM | 2:00 PM | Both cities |
| 4:00 PM | 3:00 PM | Both cities |
| 5:00 PM | 4:00 PM | San Francisco only |
| 6:00 PM | 5:00 PM | — |
| 7:00 PM | 6:00 PM | — |
| 8:00 PM | 7:00 PM | — |
| 9:00 PM | 8:00 PM | — |
| 10:00 PM | 9:00 PM | — |
| 11:00 PM | 10:00 PM | — |
Understanding the Mexico City – San Francisco Time Difference
Mexico City runs on America/Mexico_City, currently CST (UTC-6:00). San Francisco runs on America/Los_Angeles, currently PDT (UTC-7:00). The gap of 1 hour is simply the distance between those two offsets.
San Francisco observes Daylight Saving Time and Mexico City does not, so the gap between them shifts by an hour twice a year. The next shift is on Sunday, November 1, 2026, when San Francisco adjusts its clocks and the difference becomes 2 hours. Anything scheduled across that date needs checking again.
Full clock-change dates: Daylight Saving Time in Mexico · Daylight Saving Time in the United States.
Mexico City today
San Francisco today
Frequently Asked Questions
What is the time difference between Mexico City and San Francisco?
San Francisco is currently 1 hour behind Mexico City. That gap becomes 2 hours on Sunday, November 1, 2026, when San Francisco changes its clocks.
How many hours behind is San Francisco from Mexico City?
San Francisco is 1 hour behind Mexico City. Looking at it the other way, Mexico City is 1 hour ahead of San Francisco.
What time is it in San Francisco when it is 9:00 AM in Mexico City?
When it is 9:00 AM in Mexico City, it is 8:00 AM in San Francisco.
Is San Francisco ahead of or behind Mexico City?
San Francisco is 1 hour behind Mexico City. Mexico City reaches each point in the day first, so San Francisco is still getting started while the Mexico City working day is finishing.
What is the best time to call between Mexico City and San Francisco?
Between 10:00 AM and 5:00 PM Mexico City time, which is 9:00 AM to 4:00 PM in San Francisco. Both cities are inside normal business hours during that window.
Does the time difference between Mexico City and San Francisco change during the year?
Yes. San Francisco observes Daylight Saving Time and Mexico City does not, so the gap between them shifts during the year. It changes to 2 hours on Sunday, November 1, 2026.
What time zones are Mexico City and San Francisco in?
Mexico City uses the America/Mexico_City time zone, currently CST (UTC-6:00). San Francisco uses America/Los_Angeles, currently PDT (UTC-7:00).