Hong Kong to Diamond Bar time converter

Diamond Bar is 15 hours behind Hong Kong. When it is 9:00 AM in Hong Kong, it is 6:00 PM (Wed, Oct 21) in Diamond Bar.

Hong Kong HKT

Thursday, October 22, 2026

Diamond Bar PDT

Wednesday, October 21, 2026

Hong Kong
Thu, Oct 22
HKTUTC+8
Diamond Bar
California, United States
Wed, Oct 21
PDTUTC-7-15h
Finding your time zone…
Shared working hours (9:00–18:00)

Hong Kong to Diamond Bar conversion table

Every hour of today in Hong Kong and the matching time in Diamond Bar. Light rows are typical working hours (9:00–18:00).

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Hong Kong (4:00 PM – 6:00 PM in Diamond Bar): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Hong Kong and Diamond Bar switch clocks on different dates:

  • Oct 22, 2026 – Nov 1, 2026: -15h
  • Nov 1, 2026 – Mar 14, 2027: -16h
  • Mar 14, 2027 – Oct 22, 2027: -15h

More conversions

Diamond Bar to Hong KongHong Kong to New YorkHong Kong to LondonHong Kong to Los AngelesHong Kong to ChicagoHong Kong to TorontoHong Kong to São PauloHong Kong to ParisHong Kong to BerlinHong Kong to MoscowHong Kong to DubaiHong Kong to New DelhiHong Kong to Bangkok
New York to Diamond BarLondon to Diamond BarLos Angeles to Diamond BarChicago to Diamond BarToronto to Diamond BarSão Paulo to Diamond BarParis to Diamond BarBerlin to Diamond BarMoscow to Diamond BarDubai to Diamond BarNew Delhi to Diamond BarBangkok to Diamond Bar

Questions and answers

What is the time difference between Hong Kong and Diamond Bar?

Diamond Bar is 15 hours behind Hong Kong.

What time is it in Diamond Bar when it is 9 AM in Hong Kong?

When it is 9:00 AM in Hong Kong, it is 6:00 PM (Wed, Oct 21) in Diamond Bar.

When is the best time to call Diamond Bar from Hong Kong?

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Hong Kong (4:00 PM – 6:00 PM in Diamond Bar): working hours on one side, early or late on the other.

Does the time difference between Hong Kong and Diamond Bar change?

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