Mexico City to San Mateo, CA: time difference
San Mateo, CA is 1 h behind Mexico City. 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.
Mexico City 08:13 8:13 AM San Mateo, CA 07:13 7:13 AM You –:–
08:13 8:13 AM
Central Standard Time · UTC-6
☀️ 06:32 · 🌙 18:12
07:13 7:13 AM
Pacific Daylight Time · UTC-7
☀️ 07:21 · 🌙 18:29
·
−1 h
San Mateo, CA is 1 h behind Mexico City.
When you, Mexico City and San Mateo, CA are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇲🇽 Mexico City
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
🇺🇸 San Mateo, CA
23 11 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇲🇽 Mexico City | 🇺🇸 San Mateo, CA |
|---|---|---|
| Local time | 08:13 | 07:13 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Central Standard Time | Pacific Daylight Time |
| UTC offset | UTC-6 | UTC-7 |
| Offset from Mexico City | — | −1 h |
| IANA zone | America/Mexico City | America/Los Angeles |
| Daylight saving | Not observed | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 06:32 | 07:21 |
| Sunset | 18:12 | 18:29 |
| Daylight | 11 h 40 min | 11 h 8 min |
| People on this clock | 9,209,944 | 103,536 |
Compare Mexico City with another city
More comparisons with Mexico City: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Mexico City and San Mateo, CA: common questions
How many hours behind Mexico City is San Mateo, CA?
The clocks in San Mateo are 1 hour behind those in Mexico City (UTC−7 and UTC−6).
If it is 9:00 AM in Mexico City, what time is it in San Mateo, CA?
At 9:00 AM in Mexico City, clocks in San Mateo show 8:00 AM.
If it is 6:00 PM in Mexico City, what time is it in San Mateo, CA?
At 6:00 PM in Mexico City, clocks in San Mateo show 5:00 PM.
When do working hours in Mexico City and in San Mateo, CA, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Mexico City, which is 9:00 AM to 5:00 PM in San Mateo.
When is it still the previous day in San Mateo, CA?
Until 1:00 AM in Mexico City it is still the previous day in San Mateo. The other way round, from 11:00 PM in San Mateo it is already the next day in Mexico City.
Is the time difference between Mexico City and San Mateo, CA, the same all year?
No. Only San Mateo switches to summer time, so the gap changes twice a year. From November 1, 2026, San Mateo will be 2 hours behind Mexico City.
