Cook Islands
CIST
ChST
Chamorro Standard Time
GMT +10

Time Difference

CIST (Cook Islands Standard Time) is 20 hours behind Chamorro Standard Time
1:00 pm13:00 in Avarua, Cook Islands is 9:00 am09:00 in ChST

Avarua to ChST call time
Best time for a conference call or a meeting is between 3am-5am in Avarua which corresponds to 11pm-1pm in ChST

1:00 pm13:00 CIST (Cook Islands Standard Time) (Avarua, Cook Islands). Offset UTC -10:00 hours
9:00 am09:00 Chamorro Standard Time (ChST). Offset UTC +10:00 hours

1:00 pm13:00 Avarua, Cook Islands / 9:00 am09:00 ChST

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

Avarua Information

Time Zone

Abbreviation / Name
CIST - Cook Islands Standard Time
CKT - Cook Island Time
UTC / GMT Offset
-10:00 hours during Cook Islands Standard Time, currently in use.
-10:00 hours during Cook Island 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.

Avarua Facts

Country
Cook Islands
Alternative Names
Avaroua, Avarua, Avaruo, Avarúa, RAR, a wa lu a, abalua, abarua, avarua, avaruva, avharu'a, awarwa, awarya, xa wa raw, Αβαρούα, Аваруа, Ավարուա, אוורואה, آواروآ, آواریا, अव्हारुआ, அவாருவா, อะวารัว, ཨ་ཝ་རུ་ཨ།, ავარუა, アバルア, 阿瓦鲁阿, 아바루아
Population
13,373
Currency
Dollar (NZD)
Geographic Coordinates
21° 12' S Latitude / 159° 46' W Longitude
International Dialing Code
+682

Chamorro Standard Time

Offset: ChST is 10 hours ahead Greenwich Mean Time (GMT) and is used in Pacific

Countries: It is used in following countries: Guam, Northern Mariana Islands

Principal Cities: The largest city in the ChST timezone is Saipan from Northern Mariana Islands with population about 48,220 people. Other major cities in the area are Dededo Village, Yigo Village, Tamuning Tumon Harmon Village, Mangilao Village

Daylight Saving: Chamorro Standard Time (ChST) is not adjusted for daylight saving therefore ChST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, Chamorro Standard Time remains the same

ChST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +10 - basic short
  • +1000 - basic
  • +10:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1000 - sign character (+) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates ten hour and zero minutes time differences to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Kilo - Military abbreviation for ChST
  • K - short form of 'Kilo'
IANA/Olson: Reflects ChST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Pacific/Guam
  • Pacific/Saipan
Time zones with the GMT +10 offset:
  • AEST - Australian Eastern Standard Time
  • CHUT - Chuuk Time
  • ChST - Chamorro Standard Time
  • K - Kilo Time Zone
  • KDT - Korea Daylight Time
  • PGT - Papua New Guinea Time
  • VLAT - Vladivostok Time
  • YAKST - Yakutsk Summer Time
  • YAPT - Yap Time