Time in TOT and MDT
The time difference between Tonga Time (TOT) and Mountain Daylight Time (MDT) is 19 hours. Mountain Daylight Time is 19 hours behind Tonga Time.
This means 9am TOT is 2pm MDT (previous day) and 5pm TOT is 10pm MDT (previous day).
Tonga Time
- The current local time in TOT is 1:41 am (July 19, 2026)
- TOT time zone offset is UTC+13:00
Mountain Daylight Time
- The current local time in MDT is 6:41 pm (July 18, 2026)
- MDT time zone offset is UTC-06:00
How to convert Tonga Time to Mountain Daylight Time?
Subtract 19 hours from Tonga Time to get Mountain Daylight Time.
Time in TOT
00:00
Time in MDT
00:00
Use the slider above to convert Tonga Time to Mountain Daylight 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
| TOT | MDT |
|---|---|
| 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 | 12am |
| 8pm | 1am |
| 9pm | 2am |
| 10pm | 3am |
| 11pm | 4am |