Jan 15, 2017, 3:00 am
Long Name: Kingdom of Tonga
Abbreviations: TO, TON
Time Zones: 1
Dial Code: +676
Tonga currently observes Tonga Time (TOT) all year.
DST is no longer in use.
Clocks do not change in Tonga.
The previous DST change in Tonga was on January 15, 2017.
Try selecting a different year below.
Which countries & states use DST and which do not?
Other years: 2025 | 2026 | 2027 | 2028 | 2029 | 2019
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