Time in AMST and CHAST
The time difference between Amazon Summer Time (AMST) and Chatham Standard Time (CHAST) is 15 hours 45 minutes. Chatham Standard Time is 15 hours 45 minutes ahead of Amazon Summer Time.
This means 9am AMST is 12:45am CHAST (next day) and 5pm AMST is 8:45am CHAST (next day).
Amazon Summer Time
- The current local time in AMST is 9:43 am (September 2, 2026)
- AMST time zone offset is UTC-03:00
Chatham Standard Time
- The current local time in CHAST is 7:28 pm (September 2, 2026)
- CHAST time zone offset is UTC+12:45
How to convert Amazon Summer Time to Chatham Standard Time?
Add 15 hours 45 minutes to Amazon Summer Time to get Chatham Standard Time.
Time in AMST
00:00
Time in CHAST
00:00
Use the slider above to convert Amazon Summer 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
| AMST | CHAST |
|---|---|
| 12am | 3:45pm |
| 1am | 4:45pm |
| 2am | 5:45pm |
| 3am | 6:45pm |
| 4am | 7:45pm |
| 5am | 8:45pm |
| 6am | 9:45pm |
| 7am | 10:45pm |
| 8am | 11:45pm |
| 9am | 0:45am |
| 10am | 1:45am |
| 11am | 2:45am |
| 12pm | 3:45am |
| 1pm | 4:45am |
| 2pm | 5:45am |
| 3pm | 6:45am |
| 4pm | 7:45am |
| 5pm | 8:45am |
| 6pm | 9:45am |
| 7pm | 10:45am |
| 8pm | 11:45am |
| 9pm | 12:45pm |
| 10pm | 1:45pm |
| 11pm | 2:45pm |