Castro Valley, CA to Bansko: time difference
Bansko is 10 h ahead of Castro Valley, CA. Live clocks for both, the working hours they share, and how each one sits against your own time.
+10 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Castro Valley, CA 23:48 11:48 PM Bansko 09:48 9:48 AM You –:–
23:48 11:48 PM
Pacific Daylight Time · UTC-7
☀️ 07:23 · 🌙 18:24
09:48 9:48 AM
Eastern European Summer Time · UTC+3
☀️ 07:47 · 🌙 18:36
·
+10 h
Bansko is 10 h ahead of Castro Valley, CA.
When you, Castro Valley, CA and Bansko 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
🇧🇬 Bansko
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 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
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Castro Valley, CA | 🇧🇬 Bansko |
|---|---|---|
| Local time | 23:48 | 09:48 |
| Local date | Wednesday, October 21, 2026 | Thursday, October 22, 2026 |
| Time zone | Pacific Daylight Time | Eastern European Summer Time |
| UTC offset | UTC-7 | UTC+3 |
| Offset from Castro Valley, CA | — | +10 h |
| IANA zone | America/Los Angeles | Europe/Sofia |
| Daylight saving | On summer time → UTC-8, Nov 1, 01:00 | On summer time → UTC+2, Oct 25, 03:00 |
| Sunrise | 07:23 | 07:47 |
| Sunset | 18:24 | 18:36 |
| Daylight | 11 h 1 min | 10 h 49 min |
| People on this clock | 61,388 | 8,000 |
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 Bansko: common questions
How many hours ahead of Castro Valley, CA, is Bansko?
The clocks in Bansko are 10 hours ahead of those in Castro Valley (UTC+3 and UTC−7).
What time is it in Bansko at the start of the working day in Castro Valley, CA?
The working day in Castro Valley starts at 9:00 AM; in Bansko it is 7:00 PM at that moment.
What time is it in Bansko when it is 6:00 PM in Castro Valley, CA?
When it is 6:00 PM in Castro Valley, it is 4:00 AM (the next day) in Bansko.
When do working hours in Castro Valley, CA, and in Bansko overlap?
They don't: there are no shared working hours. The start of the day in Castro Valley (9:00 AM) is 7:00 PM in Bansko, and the start of the day in Bansko is 11:00 PM (the previous day) in Castro Valley.
When does the date change in Bansko compared with Castro Valley, CA?
The new day starts in Bansko earlier: at 2:00 PM in Castro Valley it is already midnight there. Until 10:00 AM in Bansko, Castro Valley is still on the previous day.
Does the time difference between Castro Valley, CA, and Bansko change?
Yes. Both places change their clocks, but on different dates. From October 25, 2026, Bansko will be 9 hours ahead of Castro Valley.
