Union City, CA to Mexico City: time difference
Mexico City is 1 h ahead of Union City, 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.
Union City, CA 08:05 8:05 AM Mexico City 09:05 9:05 AM You –:–
08:05 8:05 AM
Pacific Daylight Time · UTC-7
☀️ 07:24 · 🌙 18:23
09:05 9:05 AM
Central Standard Time · UTC-6
☀️ 06:34 · 🌙 18:09
·
+1 h
Mexico City is 1 h ahead of Union City, CA.
When you, Union City, 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
🇺🇸 Union City, 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
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Union City, CA | 🇲🇽 Mexico City |
|---|---|---|
| Local time | 08:05 | 09:05 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Pacific Daylight Time | Central Standard Time |
| UTC offset | UTC-7 | UTC-6 |
| Offset from Union City, 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 | 07:24 | 06:34 |
| Sunset | 18:23 | 18:09 |
| Daylight | 10 h 59 min | 11 h 35 min |
| People on this clock | 63,930 | 9,209,944 |
Compare Union City, CA with another city
More comparisons with Union City, CA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Union City, CA and Mexico City: common questions
How far ahead of Union City, CA, is Mexico City?
Mexico City is 1 hour ahead of Union City: UTC−6 against UTC−7.
What time is it in Mexico City at the start of the working day in Union City, CA?
The working day in Union City starts at 9:00 AM; in Mexico City it is 10:00 AM at that moment.
What time is it in Mexico City at the end of the working day in Union City, CA?
The working day in Union City ends at 6:00 PM; in Mexico City it is 7:00 PM at that moment.
When is a good time to call Mexico City from Union City, CA?
Between 9:00 AM and 5:00 PM in Union City – that is 10:00 AM to 6:00 PM in Mexico City – both places are within working hours (9:00 AM–6:00 PM).
From what time in Union City, CA, is it tomorrow in Mexico City?
Once it is 11:00 PM in Union City, the date in Mexico City has already changed. Until 1:00 AM in Mexico City, it is still the previous day in Union City.
Is the time difference between Union City, CA, and Mexico City the same all year?
No. Only Union City switches to summer time, so the gap changes twice a year. From November 1, 2026, Mexico City will be 2 hours ahead of Union City.
