Time in AEDT and MST
The time difference between Australian Eastern Daylight Time (AEDT) and Mountain Standard Time (MST) is 18 hours. Mountain Standard Time is 18 hours behind Australian Eastern Daylight Time.
This means 9am AEDT is 3pm MST (previous day) and 5pm AEDT is 11pm MST (previous day).
Australian Eastern Daylight Time
- The current local time in AEDT is 7:19 pm (September 2, 2026)
- AEDT time zone offset is UTC+11:00
Mountain Standard Time
- The current local time in MST is 3:19 pm (September 2, 2026)
- MST time zone offset is UTC-07:00
How to convert Australian Eastern Daylight Time to Mountain Standard Time?
Subtract 18 hours from Australian Eastern Daylight Time to get Mountain Standard Time.
Time in AEDT
00:00
Time in MST
00:00
Use the slider above to convert Australian Eastern Daylight Time to Mountain 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
| AEDT | MST |
|---|---|
| 12am | 6am |
| 1am | 7am |
| 2am | 8am |
| 3am | 9am |
| 4am | 10am |
| 5am | 11am |
| 6am | 12pm |
| 7am | 1pm |
| 8am | 2pm |
| 9am | 3pm |
| 10am | 4pm |
| 11am | 5pm |
| 12pm | 6pm |
| 1pm | 7pm |
| 2pm | 8pm |
| 3pm | 9pm |
| 4pm | 10pm |
| 5pm | 11pm |
| 6pm | 12am |
| 7pm | 1am |
| 8pm | 2am |
| 9pm | 3am |
| 10pm | 4am |
| 11pm | 5am |