New York to Castro Valley time converter

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

New York EDT

Tuesday, October 20, 2026

Castro Valley PDT

Tuesday, October 20, 2026

New York
United States
Tue, Oct 20
EDTUTC-4
Castro Valley
California, United States
Tue, Oct 20
PDTUTC-7-3h
Finding your time zone…
Shared working hours (9:00–18:00)

New York to Castro Valley conversion table

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

New YorkCastro 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 New York (9:00 AM – 3:00 PM in Castro Valley).

Daylight saving time and the difference

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

  • Oct 20, 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 20, 2027: -3h

Distance

New York and Castro Valley are 4,105 km (2,551 miles) apart in a straight line.

More conversions

Castro Valley to New YorkNew York to LondonNew York to Los AngelesNew York to ChicagoNew York to TorontoNew York to São PauloNew York to ParisNew York to BerlinNew York to MoscowNew York to DubaiNew York to New DelhiNew York to BangkokNew York to Singapore
London 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 ValleySingapore to Castro Valley

Questions and answers

What is the time difference between New York and Castro Valley?

Castro Valley is 3 hours behind New York.

What time is it in Castro Valley when it is 9 AM in New York?

When it is 9:00 AM in New York, it is 6:00 AM in Castro Valley.

When is the best time to call Castro Valley from New York?

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

Does the time difference between New York 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.