Tonga
TST
HAC
Heure Avancée du Centre
GMT -5

Time Difference

TST (Tonga Standard Time) is 18 hours ahead of Heure Avancée du Centre
1:30 am01:30 in Nuku'alofa, Tonga is 7:30 am07:30 in HAC

Nuku'alofa to HAC call time
Best time for a conference call or a meeting is between 10pm-12pm in Nuku'alofa which corresponds to 4am-6am in HAC

1:30 am01:30 TST (Tonga Standard Time) (Nuku'alofa, Tonga). Offset UTC +13:00 hours
7:30 am07:30 Heure Avancée du Centre (HAC). Offset UTC -5:00 hours

1:30 am01:30 Nuku'alofa, Tonga / 7:30 am07:30 HAC

Nuku'alofa, Tonga HAC
12am (midnight) 6am
1am 7am
2am 8am
3am 9am
4am 10am
5am 11am
6am 12pm (noon)
7am 1pm
8am 2pm
9am 3pm
10am 4pm
11am 5pm
12pm (noon) 6pm
1pm 7pm
2pm 8pm
3pm 9pm
4pm 10pm
5pm 11pm
6pm 12am (midnight)
7pm 1am
8pm 2am
9pm 3am
10pm 4am
11pm 5am
0:00 6:00
1:00 7:00
2:00 8:00
3:00 9:00
4:00 10:00
5:00 11:00
6:00 12:00
7:00 13:00
8:00 14:00
9:00 15:00
10:00 16:00
11:00 17:00
12:00 18:00
13:00 19:00
14:00 20:00
15:00 21:00
16:00 22:00
17:00 23:00
18:00 0:00
19:00 1:00
20:00 2:00
21:00 3:00
22:00 4:00
23:00 5:00

Nuku'alofa Information

Time Zone

Abbreviation / Name
TST - Tonga Standard Time
TOT - Tonga Time
UTC / GMT Offset
+13:00 hours during Tonga Standard Time, currently in use.
+13:00 hours during Tonga Time.
Daylight Saving Time Change
0:00 hours - DST is NOT in use
Daylight Saving Time Starts
Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Also called Fall Back or switch to Winter Time.

Nuku'alofa Facts

Country
Tonga
Alternative Names
Niukalofa, Noukoualopha, Nucualofa, Nukalofa, Nuku'alofa, Nuku`alofa, Nuku`aloia, Nukualofa, Nukuʻalofa, Nuku‘alofa, Nuku‘aloia, Nuku’alofa, TBU, nu ku a luo fa, nu kuxalofa, nukuallopa, nukuarofa, Νουκουαλόφα, Нукуалофа, נוקואלופה, นูกูอะโลฟา, ኑኩአሎፋ, ヌクアロファ, 努库阿洛法, 努庫阿洛發, 누쿠알로파
Population
22,400
Currency
Pa'anga (TOP)
Geographic Coordinates
21° 08' S Latitude / 175° 12' W Longitude
International Dialing Code
+676

Heure Avancée du Centre

Offset: HAC is 5 hours behind Greenwich Mean Time (GMT) and is used in North America

HAC representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -05 - basic short
  • -0500 - basic
  • -05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates five hour and zero minutes time differences to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Romeo - Military abbreviation for HAC
  • R - short form of 'Romeo'
Time zones with the GMT -5 offset:
  • CDT - Central Daylight Time
  • EST - Eastern Standard Time
  • ET - Eastern Time
  • COT - Colombia Time
  • CST - Cuba Standard Time
  • EASST - Easter Island Summer Time
  • ECT - Ecuador Time
  • PET - Peru Time
  • R - Romeo Time Zone