Tonga
TST
UYST
Uruguay Summer Time
GMT -2

Time Difference

TST (Tonga Standard Time) is 15 hours ahead of Uruguay Summer Time
8:30 pm20:30 in Haveluloto, Tonga is 5:30 am05:30 in UYST

Haveluloto to UYST call time
Best time for a conference call or a meeting is between 8:30pm-10:30pm in Haveluloto which corresponds to 5:30am-7:30am in UYST

8:30 pm20:30 TST (Tonga Standard Time) (Haveluloto, Tonga). Offset UTC +13:00 hours
5:30 am05:30 Uruguay Summer Time (UYST). Offset UTC -2:00 hours

8:30 pm20:30 Haveluloto, Tonga / 5:30 am05:30 UYST

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

Haveluloto 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.

Haveluloto Facts

Country
Tonga
Alternative Names
Havelu, Haveluloto
Population
3,417
Currency
Pa'anga (TOP)
Geographic Coordinates
21° 09' S Latitude / 175° 12' W Longitude
International Dialing Code
+676

Uruguay Summer Time

Offset: UYST is 2 hours behind Greenwich Mean Time (GMT) and is used in South America

UYST Time Zone Geo Map
UYST timezone map

UYST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -02 - basic short
  • -0200 - basic
  • -02:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0200 - sign character (-) followed by a four digit time providing hours (02) and minutes (00) of the offset. Indicates two 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
  • Oscar - Military abbreviation for UYST
  • O - short form of 'Oscar'
Time zones with the GMT -2 offset:
  • PMDT - Pierre & Miquelon Daylight Time
  • WGST - Western Greenland Summer Time
  • BRST - Brasilia Summer Time
  • FNT - Fernando de Noronha Time
  • O - Oscar Time Zone
  • UYST - Uruguay Summer Time