Time in CHAST and TOT
The time difference between Chatham Standard Time (CHAST) and Tonga Time (TOT) is 15 minutes. Tonga Time is 15 minutes ahead of Chatham Standard Time.
This means 9am CHAST is 9:15am TOT and 5pm CHAST is 5:15pm TOT.
Chatham Standard Time
- The current local time in CHAST is 11:38 am (June 4, 2026)
- CHAST time zone offset is UTC+12:45
Tonga Time
- The current local time in TOT is 11:53 am (June 4, 2026)
- TOT time zone offset is UTC+13:00
How to convert Chatham Standard Time to Tonga Time?
Add 15 minutes to Chatham Standard Time to get Tonga Time.
Time in CHAST
00:00
Time in TOT
00:00
Use the slider above to convert Chatham Standard Time to Tonga 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
| CHAST | TOT |
|---|---|
| 12am | 0:15am |
| 1am | 1:15am |
| 2am | 2:15am |
| 3am | 3:15am |
| 4am | 4:15am |
| 5am | 5:15am |
| 6am | 6:15am |
| 7am | 7:15am |
| 8am | 8:15am |
| 9am | 9:15am |
| 10am | 10:15am |
| 11am | 11:15am |
| 12pm | 12:15pm |
| 1pm | 1:15pm |
| 2pm | 2:15pm |
| 3pm | 3:15pm |
| 4pm | 4:15pm |
| 5pm | 5:15pm |
| 6pm | 6:15pm |
| 7pm | 7:15pm |
| 8pm | 8:15pm |
| 9pm | 9:15pm |
| 10pm | 10:15pm |
| 11pm | 11:15pm |