Time in IRST and HDT
The time difference between Iran Standard Time (IRST) and Hawaii–Aleutian Daylight Time (HDT) is 12 hours 30 minutes. Hawaii–Aleutian Daylight Time is 12 hours 30 minutes behind Iran Standard Time.
This means 9am IRST is 8:30pm HDT (previous day) and 5pm IRST is 4:30am HDT.
Iran Standard Time
- The current local time in IRST is 2:14 am (July 19, 2026)
- IRST time zone offset is UTC+03:30
Hawaii–Aleutian Daylight Time
- The current local time in HDT is 7:44 am (July 19, 2026)
- HDT time zone offset is UTC-09:00
How to convert Iran Standard Time to Hawaii–Aleutian Daylight Time?
Subtract 12 hours 30 minutes from Iran Standard Time to get Hawaii–Aleutian Daylight Time.
Time in IRST
00:00
Time in HDT
00:00
Use the slider above to convert Iran Standard Time to Hawaii–Aleutian 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
| IRST | HDT |
|---|---|
| 12am | 11:30am |
| 1am | 12:30pm |
| 2am | 1:30pm |
| 3am | 2:30pm |
| 4am | 3:30pm |
| 5am | 4:30pm |
| 6am | 5:30pm |
| 7am | 6:30pm |
| 8am | 7:30pm |
| 9am | 8:30pm |
| 10am | 9:30pm |
| 11am | 10:30pm |
| 12pm | 11:30pm |
| 1pm | 0:30am |
| 2pm | 1:30am |
| 3pm | 2:30am |
| 4pm | 3:30am |
| 5pm | 4:30am |
| 6pm | 5:30am |
| 7pm | 6:30am |
| 8pm | 7:30am |
| 9pm | 8:30am |
| 10pm | 9:30am |
| 11pm | 10:30am |