Time in ACWST and IDLW
The time difference between Australian Central Western Standard Time (ACWST) and International Date Line West Time (IDLW) is 20 hours 45 minutes. International Date Line West Time is 20 hours 45 minutes behind Australian Central Western Standard Time.
This means 9am ACWST is 12:15pm IDLW (previous day) and 5pm ACWST is 8:15pm IDLW (previous day).
Australian Central Western Standard Time
- The current local time in ACWST is 10:08 pm (July 18, 2026)
- ACWST time zone offset is UTC+08:45
International Date Line West Time
- The current local time in IDLW is 1:23 am (July 19, 2026)
- IDLW time zone offset is UTC-12:00
How to convert Australian Central Western Standard Time to International Date Line West Time?
Subtract 20 hours 45 minutes from Australian Central Western Standard Time to get International Date Line West Time.
Time in ACWST
00:00
Time in IDLW
00:00
Use the slider above to convert Australian Central Western Standard 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
| ACWST | IDLW |
|---|---|
| 12am | 3:15am |
| 1am | 4:15am |
| 2am | 5:15am |
| 3am | 6:15am |
| 4am | 7:15am |
| 5am | 8:15am |
| 6am | 9:15am |
| 7am | 10:15am |
| 8am | 11:15am |
| 9am | 12:15pm |
| 10am | 1:15pm |
| 11am | 2:15pm |
| 12pm | 3:15pm |
| 1pm | 4:15pm |
| 2pm | 5:15pm |
| 3pm | 6:15pm |
| 4pm | 7:15pm |
| 5pm | 8:15pm |
| 6pm | 9:15pm |
| 7pm | 10:15pm |
| 8pm | 11:15pm |
| 9pm | 0:15am |
| 10pm | 1:15am |
| 11pm | 2:15am |