Time in IDLW and TOT
The time difference between International Date Line West Time (IDLW) and Tonga Time (TOT) is 25 hours. Tonga Time is 25 hours ahead of International Date Line West Time.
This means 9am IDLW is 10am TOT (next day) and 5pm IDLW is 6pm TOT (next day).
International Date Line West Time
- The current local time in IDLW is 12:37 am (July 19, 2026)
- IDLW time zone offset is UTC-12:00
Tonga Time
- The current local time in TOT is 1:37 am (July 19, 2026)
- TOT time zone offset is UTC+13:00
How to convert International Date Line West Time to Tonga Time?
Add 25 hours to International Date Line West Time to get Tonga Time.
Time in IDLW
00:00
Time in TOT
00:00
Use the slider above to convert International Date Line West 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
| IDLW | TOT |
|---|---|
| 12am | 1am |
| 1am | 2am |
| 2am | 3am |
| 3am | 4am |
| 4am | 5am |
| 5am | 6am |
| 6am | 7am |
| 7am | 8am |
| 8am | 9am |
| 9am | 10am |
| 10am | 11am |
| 11am | 12pm |
| 12pm | 1pm |
| 1pm | 2pm |
| 2pm | 3pm |
| 3pm | 4pm |
| 4pm | 5pm |
| 5pm | 6pm |
| 6pm | 7pm |
| 7pm | 8pm |
| 8pm | 9pm |
| 9pm | 10pm |
| 10pm | 11pm |
| 11pm | 12am |