San Mateo, CA to Mexico City: time difference
Mexico City is 1 h ahead of San Mateo, CA. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
San Mateo, CA 06:12 6:12 AM Mexico City 07:12 7:12 AM You –:–
06:12 6:12 AM
Pacific Daylight Time · UTC-7
☀️ 07:21 · 🌙 18:29
07:12 7:12 AM
Central Standard Time · UTC-6
☀️ 06:32 · 🌙 18:12
·
+1 h
Mexico City is 1 h ahead of San Mateo, CA.
When you, San Mateo, CA and Mexico City are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 San Mateo, CA
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇲🇽 Mexico City
1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 San Mateo, CA | 🇲🇽 Mexico City |
|---|---|---|
| Local time | 06:12 | 07:12 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Pacific Daylight Time | Central Standard Time |
| UTC offset | UTC-7 | UTC-6 |
| Offset from San Mateo, CA | — | +1 h |
| IANA zone | America/Los Angeles | America/Mexico City |
| Daylight saving | On summer time → UTC-8, Nov 1, 01:00 | Not observed |
| Sunrise | 07:21 | 06:32 |
| Sunset | 18:29 | 18:12 |
| Daylight | 11 h 8 min | 11 h 40 min |
| People on this clock | 103,536 | 9,209,944 |
Compare San Mateo, CA with another city
More comparisons with San Mateo, CA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
San Mateo, CA and Mexico City: common questions
What is the time difference between San Mateo, CA, and Mexico City?
Mexico City is 1 hour ahead: it uses UTC−6, while San Mateo is on UTC−7.
What time is it in Mexico City when it is 9:00 AM in San Mateo, CA?
When it is 9:00 AM in San Mateo, it is 10:00 AM in Mexico City.
If it is 6:00 PM in San Mateo, CA, what time is it in Mexico City?
At 6:00 PM in San Mateo, clocks in Mexico City show 7:00 PM.
When do working hours in San Mateo, CA, and in Mexico City overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in San Mateo, which is 10:00 AM to 6:00 PM in Mexico City.
When does the date change in Mexico City compared with San Mateo, CA?
The new day starts in Mexico City earlier: at 11:00 PM in San Mateo it is already midnight there. Until 1:00 AM in Mexico City, San Mateo is still on the previous day.
Does the time gap between San Mateo, CA, and Mexico City change during the year?
Yes – daylight saving time is used in San Mateo but not in Mexico City. From November 1, 2026, Mexico City will be 2 hours ahead of San Mateo.
