Time Difference Between Mexico City and San Francisco
San Francisco is 1h behind Mexico City.
This is the standard-time difference as of 2026. If either city observes daylight saving time, the actual difference can shift by up to an hour for part of the year — the live clocks below always show the current real-time difference.
Working Hours Overlap
For each hour of Mexico City's working day (9:00-18:00), here is the corresponding local time in San Francisco. Rows highlighted green fall within standard working hours (9:00-18:00) in both cities.
| Mexico City | San Francisco | Both working hours? |
|---|---|---|
| 9 AM | 8 AM | No |
| 10 AM | 9 AM | Yes |
| 11 AM | 10 AM | Yes |
| 12 PM | 11 AM | Yes |
| 1 PM | 12 PM | Yes |
| 2 PM | 1 PM | Yes |
| 3 PM | 2 PM | Yes |
| 4 PM | 3 PM | Yes |
| 5 PM | 4 PM | Yes |
| 6 PM | 5 PM | No |
Best Time to Meet
- 10 AM-6 PM in Mexico City (9 AM-5 PM in San Francisco) works for both sides — it falls within standard 9 AM-6 PM working hours in both time zones.
How the Difference Changes in 2026
Because the two cities change their clocks on different dates, the gap is not one number. Here is how San Francisco stands relative to Mexico City through 2026:
| Period | San Francisco vs Mexico City |
|---|---|
| Jan 1 – Mar 7 | 2h behind |
| Mar 8 – Oct 31 | 1h behind |
| Nov 1 – Dec 31 | 2h behind |
Mexico City keeps the same clock all year; San Francisco changes its clocks on Mar 8 (clocks forward) and Nov 1 (clocks back). Dates use the UTC calendar; the switch takes effect early that morning local time.
Mexico City
Mexico City uses the America/Mexico_City IANA time zone, currently at UTC-6. This zone does not observe daylight saving time.
San Francisco
San Francisco uses the America/Los_Angeles IANA time zone, currently at UTC-7. This zone observes daylight saving time.