Time in IST and LHDT
The time difference between Irish Standard Time (IST) and Lord Howe Daylight Time (LHDT) is 10 hours. Lord Howe Daylight Time is 10 hours ahead of Irish Standard Time.
This means 9am IST is 7pm LHDT and 5pm IST is 3am LHDT (next day).
Irish Standard Time
- The current local time in IST is 2:40 pm (July 18, 2026)
- IST time zone offset is UTC+01:00
Lord Howe Daylight Time
- The current local time in LHDT is 12:40 am (July 19, 2026)
- LHDT time zone offset is UTC+11:00
How to convert Irish Standard Time to Lord Howe Daylight Time?
Add 10 hours to Irish Standard Time to get Lord Howe Daylight Time.
Time in IST
00:00
Time in LHDT
00:00
Use the slider above to convert Irish Standard Time to Lord Howe Daylight 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
| IST | LHDT |
|---|---|
| 12am | 10am |
| 1am | 11am |
| 2am | 12pm |
| 3am | 1pm |
| 4am | 2pm |
| 5am | 3pm |
| 6am | 4pm |
| 7am | 5pm |
| 8am | 6pm |
| 9am | 7pm |
| 10am | 8pm |
| 11am | 9pm |
| 12pm | 10pm |
| 1pm | 11pm |
| 2pm | 12am |
| 3pm | 1am |
| 4pm | 2am |
| 5pm | 3am |
| 6pm | 4am |
| 7pm | 5am |
| 8pm | 6am |
| 9pm | 7am |
| 10pm | 8am |
| 11pm | 9am |