Washington D.C. zone
EDT (GMT-4)
Hong Kong zone
GMT+8 (GMT+8)
Difference
12 hours ahead of Washington D.C.
Business overlap
No 9-5 overlap
Working hours overlap
Each cell is one hour in Washington D.C.. Filled cells mark when 9 AM – 5 PM in Washington D.C. and Hong Kong both apply.
0 hours per day
- Washington D.C.
- GMT-4
- Hong Kong
- GMT+8
- Difference
- +12h
- Business overlap
- 0h
Hour-by-hour conversion
Each row shows the matching local time in Hong Kong for an hour in Washington D.C..
| Washington D.C. | Hong Kong | Day | Window |
|---|---|---|---|
| 12:00 AM | 12:00 PM | same day | — |
| 1:00 AM | 1:00 PM | same day | — |
| 2:00 AM | 2:00 PM | same day | — |
| 3:00 AM | 3:00 PM | same day | — |
| 4:00 AM | 4:00 PM | same day | — |
| 5:00 AM | 5:00 PM | same day | — |
| 6:00 AM | 6:00 PM | same day | — |
| 7:00 AM | 7:00 PM | same day | — |
| 8:00 AM | 8:00 PM | same day | — |
| 9:00 AM | 9:00 PM | same day | — |
| 10:00 AM | 10:00 PM | same day | — |
| 11:00 AM | 11:00 PM | same day | — |
| 12:00 PM | 12:00 AM | next day | — |
| 1:00 PM | 1:00 AM | next day | — |
| 2:00 PM | 2:00 AM | next day | — |
| 3:00 PM | 3:00 AM | next day | — |
| 4:00 PM | 4:00 AM | next day | — |
| 5:00 PM | 5:00 AM | next day | — |
| 6:00 PM | 6:00 AM | next day | — |
| 7:00 PM | 7:00 AM | next day | — |
| 8:00 PM | 8:00 AM | next day | — |
| 9:00 PM | 9:00 AM | next day | — |
| 10:00 PM | 10:00 AM | next day | — |
| 11:00 PM | 11:00 AM | next day | — |
Best meeting windows
Standard 9 AM – 5 PM hours in Washington D.C. and Hong Kong do not overlap. Plan calls for early Washington D.C. morning or late Washington D.C. evening, and rotate the burden between sides.
Tighter overlap is achievable by having the side with later working hours start earlier, or by treating the first and last hours of each side as flexible. The bar above marks every hour where both cities sit inside a 9 AM – 5 PM window.
About converting Washington D.C. time to Hong Kong time
Washington D.C. follows the America/New_York time zone (currently EDT, GMT-4), while Hong Kong follows Asia/Hong_Kong (currently GMT+8, GMT+8). Hong Kong is 12 hours ahead of Washington D.C. right now.
Washington D.C. observes daylight saving time, while Hong Kong does not. The offset between the two cities changes by one hour at the daylight saving transitions.
Daylight saving transitions in 2026
Washington D.C.
- Spring forward · Sunday, March 8, 2026
- Fall back · Sunday, November 1, 2026
Hong Kong
Does not observe daylight saving time.
Reverse this conversion
Hong Kong to Washington D.C.
Open the converter
Plan a meeting between Washington D.C. and Hong Kong
More conversions from Washington D.C.
Frequently asked questions
- How many hours is Washington D.C. from Hong Kong?
- Hong Kong is 12 hours ahead of Washington D.C. right now.
- What time is 9:00 AM Washington D.C. in Hong Kong?
- 9:00 AM in Washington D.C. is 9:00 PM in Hong Kong.
- What time is 5:00 PM Washington D.C. in Hong Kong?
- 5:00 PM in Washington D.C. is 5:00 AM (next day) in Hong Kong.
- When do Washington D.C. and Hong Kong business hours overlap?
- Standard 9 AM - 5 PM working hours in Washington D.C. and Hong Kong do not overlap. You will need an early or late call.
- Does daylight saving time change the difference between Washington D.C. and Hong Kong?
- Washington D.C. observes daylight saving time while Hong Kong does not, so the offset between them changes by one hour twice a year.
Local time page
Time in Washington D.C.
Local time page
Time in Hong Kong