Time in HMT and CHAST
The time difference between Heard and McDonald Islands Time (HMT) and Chatham Standard Time (CHAST) is 7 hours 45 minutes. Chatham Standard Time is 7 hours 45 minutes ahead of Heard and McDonald Islands Time.
This means 9am HMT is 4:45pm CHAST and 5pm HMT is 12:45am CHAST (next day).
Heard and McDonald Islands Time
- The current local time in HMT is 1:19 pm (September 2, 2026)
- HMT time zone offset is UTC+05:00
Chatham Standard Time
- The current local time in CHAST is 9:04 pm (September 2, 2026)
- CHAST time zone offset is UTC+12:45
How to convert Heard and McDonald Islands Time to Chatham Standard Time?
Add 7 hours 45 minutes to Heard and McDonald Islands Time to get Chatham Standard Time.
Time in HMT
00:00
Time in CHAST
00:00
Use the slider above to convert Heard and McDonald Islands Time to Chatham 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
| HMT | CHAST |
|---|---|
| 12am | 7:45am |
| 1am | 8:45am |
| 2am | 9:45am |
| 3am | 10:45am |
| 4am | 11:45am |
| 5am | 12:45pm |
| 6am | 1:45pm |
| 7am | 2:45pm |
| 8am | 3:45pm |
| 9am | 4:45pm |
| 10am | 5:45pm |
| 11am | 6:45pm |
| 12pm | 7:45pm |
| 1pm | 8:45pm |
| 2pm | 9:45pm |
| 3pm | 10:45pm |
| 4pm | 11:45pm |
| 5pm | 0:45am |
| 6pm | 1:45am |
| 7pm | 2:45am |
| 8pm | 3:45am |
| 9pm | 4:45am |
| 10pm | 5:45am |
| 11pm | 6:45am |