Hong Kong to Waltham time converter

Waltham is 12 hours behind Hong Kong. When it is 9:00 AM in Hong Kong, it is 9:00 PM (Tue, Oct 20) in Waltham.

Hong Kong HKT

Wednesday, October 21, 2026

Waltham EDT

Wednesday, October 21, 2026

Hong Kong
Wed, Oct 21
HKTUTC+8
Waltham
Massachusetts, United States
Wed, Oct 21
EDTUTC-4-12h
Finding your time zone…
Shared working hours (9:00–18:00)

Hong Kong to Waltham conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Hong Kong (9:00 PM – 10:00 PM in Waltham): 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 Waltham switch clocks on different dates:

  • Oct 21, 2026 – Nov 1, 2026: -12h
  • Nov 1, 2026 – Mar 14, 2027: -13h
  • Mar 14, 2027 – Oct 21, 2027: -12h

More conversions

Waltham 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 WalthamLondon to WalthamLos Angeles to WalthamChicago to WalthamToronto to WalthamSão Paulo to WalthamParis to WalthamBerlin to WalthamMoscow to WalthamDubai to WalthamNew Delhi to WalthamBangkok to Waltham

Questions and answers

What is the time difference between Hong Kong and Waltham?

Waltham is 12 hours behind Hong Kong.

What time is it in Waltham when it is 9 AM in Hong Kong?

When it is 9:00 AM in Hong Kong, it is 9:00 PM (Tue, Oct 20) in Waltham.

When is the best time to call Waltham from Hong Kong?

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Hong Kong (9:00 PM – 10:00 PM in Waltham): working hours on one side, early or late on the other.

Does the time difference between Hong Kong and Waltham change?

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