Time in HST and CHST
The time difference between Hawaii–Aleutian Standard Time (HST) and Chamorro Standard Time (CHST) is 20 hours. Chamorro Standard Time is 20 hours ahead of Hawaii–Aleutian Standard Time.
This means 9am HST is 5am CHST (next day) and 5pm HST is 1pm CHST (next day).
Hawaii–Aleutian Standard Time
- The current local time in HST is 7:10 am (July 11, 2026)
- HST time zone offset is UTC-10:00
Chamorro Standard Time
- The current local time in CHST is 7:10 am (July 11, 2026)
- CHST time zone offset is UTC+10:00
How to convert Hawaii–Aleutian Standard Time to Chamorro Standard Time?
Add 20 hours to Hawaii–Aleutian Standard Time to get Chamorro Standard Time.
Time in HST
00:00
Time in CHST
00:00
Use the slider above to convert Hawaii–Aleutian Standard Time to Chamorro 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
| HST | CHST |
|---|---|
| 12am | 8pm |
| 1am | 9pm |
| 2am | 10pm |
| 3am | 11pm |
| 4am | 12am |
| 5am | 1am |
| 6am | 2am |
| 7am | 3am |
| 8am | 4am |
| 9am | 5am |
| 10am | 6am |
| 11am | 7am |
| 12pm | 8am |
| 1pm | 9am |
| 2pm | 10am |
| 3pm | 11am |
| 4pm | 12pm |
| 5pm | 1pm |
| 6pm | 2pm |
| 7pm | 3pm |
| 8pm | 4pm |
| 9pm | 5pm |
| 10pm | 6pm |
| 11pm | 7pm |