Castro Valley, CA to Mexico City: time difference
Mexico City is 1 h ahead of Castro Valley, 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.
Castro Valley, CA 23:51 11:51 PM Mexico City 00:51 12:51 AM You –:–
23:51 11:51 PM
Pacific Daylight Time · UTC-7
☀️ 07:23 · 🌙 18:24
00:51 12:51 AM
Central Standard Time · UTC-6
☀️ 06:34 · 🌙 18:09
·
+1 h
Mexico City is 1 h ahead of Castro Valley, CA.
When you, Castro Valley, 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
🇺🇸 Castro Valley, 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 | 🇺🇸 Castro Valley, CA | 🇲🇽 Mexico City |
|---|---|---|
| Local time | 23:51 | 00:51 |
| Local date | Wednesday, October 21, 2026 | Thursday, October 22, 2026 |
| Time zone | Pacific Daylight Time | Central Standard Time |
| UTC offset | UTC-7 | UTC-6 |
| Offset from Castro Valley, 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 | 07:23 | 06:34 |
| Sunset | 18:24 | 18:09 |
| Daylight | 11 h 1 min | 11 h 35 min |
| People on this clock | 61,388 | 9,209,944 |
Compare Castro Valley, CA with another city
More comparisons with Castro Valley, CA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Castro Valley, CA and Mexico City: common questions
What is the time difference between Castro Valley, CA, and Mexico City?
Mexico City is 1 hour ahead: it uses UTC−6, while Castro Valley is on UTC−7.
If it is 9:00 AM in Castro Valley, CA, what time is it in Mexico City?
At 9:00 AM in Castro Valley, clocks in Mexico City show 10:00 AM.
If it is 6:00 PM in Castro Valley, CA, what time is it in Mexico City?
At 6:00 PM in Castro Valley, clocks in Mexico City show 7:00 PM.
Is there a time when both Castro Valley, CA, and Mexico City are at work?
Yes: from 9:00 AM to 5:00 PM in Castro Valley (10:00 AM to 6:00 PM in Mexico City), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Mexico City compared with Castro Valley, CA?
The new day starts in Mexico City earlier: at 11:00 PM in Castro Valley it is already midnight there. Until 1:00 AM in Mexico City, Castro Valley is still on the previous day.
Does the time difference between Castro Valley, CA, and Mexico City change?
Yes. The clocks change only in Castro Valley. From November 1, 2026, Mexico City will be 2 hours ahead of Castro Valley.
