1 AM ACST to MDT
1 AM ACST = 7:30 AM MDT (previous day). MDT is 17 hours 30 minutes behind of ACST today.
3 hours of the workday overlap: 9 AM-12 PM ACST is 3:30 PM-6:30 PM MDT. Quick answers: 9 AM ACST = 3:30 PM MDT (previous day), 12 PM ACST = 6:30 PM MDT (previous day), 5 PM ACST = 11:30 PM MDT (previous day).
Convert a time
MDT
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Working hours side by side
columns: ACST hours PING · 09–18 local MAYBE · 07–09, 18–21 NOT NOW · 21–07Outlined: everyone can be pinged
ACST to MDT conversion table
| ACST | MDT | Verdict in MDT |
|---|---|---|
| 12 AM · 00:00 | 6:30 AM · 06:30 (previous day) | NOT NOW |
| 1 AM · 01:00 | 7:30 AM · 07:30 (previous day) | MAYBE |
| 2 AM · 02:00 | 8:30 AM · 08:30 (previous day) | MAYBE |
| 3 AM · 03:00 | 9:30 AM · 09:30 (previous day) | PING |
| 4 AM · 04:00 | 10:30 AM · 10:30 (previous day) | PING |
| 5 AM · 05:00 | 11:30 AM · 11:30 (previous day) | PING |
| 6 AM · 06:00 | 12:30 PM · 12:30 (previous day) | PING |
| 7 AM · 07:00 | 1:30 PM · 13:30 (previous day) | PING |
| 8 AM · 08:00 | 2:30 PM · 14:30 (previous day) | PING |
| 9 AM · 09:00 | 3:30 PM · 15:30 (previous day) | PING |
| 10 AM · 10:00 | 4:30 PM · 16:30 (previous day) | PING |
| 11 AM · 11:00 | 5:30 PM · 17:30 (previous day) | PING |
| 12 PM · 12:00 | 6:30 PM · 18:30 (previous day) | MAYBE |
| 1 PM · 13:00 | 7:30 PM · 19:30 (previous day) | MAYBE |
| 2 PM · 14:00 | 8:30 PM · 20:30 (previous day) | MAYBE |
| 3 PM · 15:00 | 9:30 PM · 21:30 (previous day) | NOT NOW |
| 4 PM · 16:00 | 10:30 PM · 22:30 (previous day) | NOT NOW |
| 5 PM · 17:00 | 11:30 PM · 23:30 (previous day) | NOT NOW |
| 6 PM · 18:00 | 12:30 AM · 00:30 | NOT NOW |
| 7 PM · 19:00 | 1:30 AM · 01:30 | NOT NOW |
| 8 PM · 20:00 | 2:30 AM · 02:30 | NOT NOW |
| 9 PM · 21:00 | 3:30 AM · 03:30 | NOT NOW |
| 10 PM · 22:00 | 4:30 AM · 04:30 | NOT NOW |
| 11 PM · 23:00 | 5:30 AM · 05:30 | NOT NOW |
Cities on ACST
Australia/AdelaideCities on MDT
America/DenverOther conversions
All convertersQuestions
What is the time difference between ACST and MDT?
MDT (Mountain Daylight Time) is 17 hours 30 minutes behind of ACST (Australian Central Standard Time) right now: UTC+10:30 versus UTC−7.
What is 9 AM ACST in MDT?
9:00 AM ACST is 3:30 PM MDT (previous day).
What is 5 PM ACST in MDT?
5:00 PM ACST is 11:30 PM MDT (previous day).
Does daylight saving change the ACST–MDT difference?
Adelaide switches between ACST; next change Sunday, 4 April 2027 (UTC+10:30 → UTC+9:30). Denver switches between MDT and MST; next change Sunday, 14 March 2027 (UTC−7 → UTC−6).