Time in ADT and LHST
The time difference between Atlantic Daylight Time (ADT) and Lord Howe Standard Time (LHST) is 13 hours 30 minutes. Lord Howe Standard Time is 13 hours 30 minutes ahead of Atlantic Daylight Time.
This means 9am ADT is 10:30pm LHST and 5pm ADT is 6:30am LHST (next day).
Atlantic Daylight Time
- The current local time in ADT is 4:23 pm (July 18, 2026)
- ADT time zone offset is UTC-03:00
Lord Howe Standard Time
- The current local time in LHST is 11:53 pm (July 18, 2026)
- LHST time zone offset is UTC+10:30
How to convert Atlantic Daylight Time to Lord Howe Standard Time?
Add 13 hours 30 minutes to Atlantic Daylight Time to get Lord Howe Standard Time.
Time in ADT
00:00
Time in LHST
00:00
Use the slider above to convert Atlantic Daylight Time to Lord Howe Standard Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| ADT | LHST |
|---|---|
| 12am | 1:30pm |
| 1am | 2:30pm |
| 2am | 3:30pm |
| 3am | 4:30pm |
| 4am | 5:30pm |
| 5am | 6:30pm |
| 6am | 7:30pm |
| 7am | 8:30pm |
| 8am | 9:30pm |
| 9am | 10:30pm |
| 10am | 11:30pm |
| 11am | 0:30am |
| 12pm | 1:30am |
| 1pm | 2:30am |
| 2pm | 3:30am |
| 3pm | 4:30am |
| 4pm | 5:30am |
| 5pm | 6:30am |
| 6pm | 7:30am |
| 7pm | 8:30am |
| 8pm | 9:30am |
| 9pm | 10:30am |
| 10pm | 11:30am |
| 11pm | 12:30pm |