Home   Time Zones   Abbreviations   TOST – Tonga Summer Time

TOST – Tonga Summer Time (Daylight Saving Time)

No locations currently on TOST. Would you like to see TOT?

Pacific: TOST is currently not observed because locations are on standard time and are observing TOT.

Please use the search field on the right to find the correct local time in any city.

Time zone map of TOST
No locations currently on TOST.
Observes TOST part of the year.
Areas with same time currently (UTC +14).
No locations are currently on TOST – Tonga Summer Time.
Observes TOST – Tonga Summer Time part of the year, but not currently.
Currently has same time zone offset as TOST (UTC +14) but different time zone name.

Tonga Summer Time (TOST) is 14 hours ahead of Coordinated Universal Time (UTC). This time zone is a Daylight Saving Time time zone and is used in: Pacific.

See full time zone map

Winter Time & DST

This time zone is a daylight saving/summer time zone, in the winter some places will switch to the corresponding standard time zone: TOT (Tonga Time).

Email Time Zone Indicator: +1400

An email sent from someone in the Tonga Summer Time (TOST) time zone will have the time zone listed as "+1400" in the headers of the email. (However, "+1400" does not have to be in Tonga Summer Time, as other time zones could have the same UTC offset).

Where and When is TOST Observed?


Pacific countries using TOST in the summer and TOT in the winter:

  • Tonga

Other Time Zones in UTC +14

Some time zones exist that have the same offset as TOST, but can be found under a different name:

No locations currently on TOST


Find current time and time zone by city

Example cities

Tonga – Nukualofa (Summer)

Related time zones

TOT – Tonga Time (Standard Time)

Time Zone Map with DST

Time zone map

Time Zone Map

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