Time in IRDT and IDLW
The time difference between Iran Daylight Time (IRDT) and International Date Line West Time (IDLW) is 16 hours 30 minutes. International Date Line West Time is 16 hours 30 minutes behind Iran Daylight Time.
This means 9am IRDT is 4:30pm IDLW (previous day) and 5pm IRDT is 12:30am IDLW.
Iran Daylight Time
- The current local time in IRDT is 5:59 pm (July 18, 2026)
- IRDT time zone offset is UTC+04:30
International Date Line West Time
- The current local time in IDLW is 1:29 am (July 19, 2026)
- IDLW time zone offset is UTC-12:00
How to convert Iran Daylight Time to International Date Line West Time?
Subtract 16 hours 30 minutes from Iran Daylight Time to get International Date Line West Time.
Time in IRDT
00:00
Time in IDLW
00:00
Use the slider above to convert Iran Daylight Time to International Date Line West 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
| IRDT | IDLW |
|---|---|
| 12am | 7:30am |
| 1am | 8:30am |
| 2am | 9:30am |
| 3am | 10:30am |
| 4am | 11:30am |
| 5am | 12:30pm |
| 6am | 1:30pm |
| 7am | 2:30pm |
| 8am | 3:30pm |
| 9am | 4:30pm |
| 10am | 5:30pm |
| 11am | 6:30pm |
| 12pm | 7:30pm |
| 1pm | 8:30pm |
| 2pm | 9:30pm |
| 3pm | 10:30pm |
| 4pm | 11:30pm |
| 5pm | 0:30am |
| 6pm | 1:30am |
| 7pm | 2:30am |
| 8pm | 3:30am |
| 9pm | 4:30am |
| 10pm | 5:30am |
| 11pm | 6:30am |