Quebec City to Castro Valley time converter

Castro Valley is 3 hours behind Quebec City. When it is 9:00 AM in Quebec City, it is 6:00 AM in Castro Valley.

Quebec City EDT

Wednesday, October 21, 2026

Castro Valley PDT

Wednesday, October 21, 2026

Quebec City
Quebec, Canada
Wed, Oct 21
EDTUTC-4
Castro Valley
California, United States
Wed, Oct 21
PDTUTC-7-3h
Finding your time zone…
Shared working hours (9:00–18:00)

Quebec City to Castro Valley conversion table

Every hour of today in Quebec City and the matching time in Castro Valley. Light rows are typical working hours (9:00–18:00).

Quebec CityCastro Valley
12:00 AM9:00 PM−1 day
1:00 AM10:00 PM−1 day
2:00 AM11:00 PM−1 day
3:00 AM12:00 AM
4:00 AM1:00 AM
5:00 AM2:00 AM
6:00 AM3:00 AM
7:00 AM4:00 AM
8:00 AM5:00 AM
9:00 AM6:00 AM
10:00 AM7:00 AM
11:00 AM8:00 AM
12:00 PM9:00 AM
1:00 PM10:00 AM
2:00 PM11:00 AM
3:00 PM12:00 PM
4:00 PM1:00 PM
5:00 PM2:00 PM
6:00 PM3:00 PM
7:00 PM4:00 PM
8:00 PM5:00 PM
9:00 PM6:00 PM
10:00 PM7:00 PM
11:00 PM8:00 PM

Best time to call or meet

Both sides are at work from 12:00 PM – 6:00 PM in Quebec City (9:00 AM – 3:00 PM in Castro Valley).

Daylight saving time and the difference

The difference changes during the year because Quebec City and Castro Valley switch clocks on different dates:

  • Oct 21, 2026 – Nov 1, 2026: -3h
  • Nov 1, 2026 – Nov 1, 2026: -2h
  • Nov 1, 2026 – Mar 14, 2027: -3h
  • Mar 14, 2027 – Mar 14, 2027: -4h
  • Mar 14, 2027 – Oct 21, 2027: -3h

Distance

Quebec City and Castro Valley are 4,230 km (2,628 miles) apart in a straight line.

More conversions

Castro Valley to Quebec CityQuebec City to New YorkQuebec City to LondonQuebec City to Los AngelesQuebec City to ChicagoQuebec City to TorontoQuebec City to São PauloQuebec City to ParisQuebec City to BerlinQuebec City to MoscowQuebec City to DubaiQuebec City to New DelhiQuebec City to Bangkok
New York to Castro ValleyLondon to Castro ValleyLos Angeles to Castro ValleyChicago to Castro ValleyToronto to Castro ValleySão Paulo to Castro ValleyParis to Castro ValleyBerlin to Castro ValleyMoscow to Castro ValleyDubai to Castro ValleyNew Delhi to Castro ValleyBangkok to Castro Valley

Questions and answers

What is the time difference between Quebec City and Castro Valley?

Castro Valley is 3 hours behind Quebec City.

What time is it in Castro Valley when it is 9 AM in Quebec City?

When it is 9:00 AM in Quebec City, it is 6:00 AM in Castro Valley.

When is the best time to call Castro Valley from Quebec City?

Both sides are at work from 12:00 PM – 6:00 PM in Quebec City (9:00 AM – 3:00 PM in Castro Valley).

Does the time difference between Quebec City and Castro Valley change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.