WSST
West Samoa Standard Time
GMT +13
CHAST
Chatham Island Standard Time
GMT +12:45

Time Difference

West Samoa Standard Time is 0 hours and 15 minutes ahead of Chatham Island Standard Time
1:00 am01:00 in WSST is 12:45 am00:45 in CHAST

WSST to CHAST call time
Best time for a conference call or a meeting is between 8:15am-6pm in WSST which corresponds to 8am-5:45pm in CHAST

1:00 am01:00 West Samoa Standard Time (WSST). Offset UTC +13:00 hours
12:45 am00:45 Chatham Island Standard Time (CHAST). Offset UTC +12:45 hours

1:00 am01:00 WSST / 12:45 am00:45 CHAST

WSST CHAST
12am (midnight) 11:45 pm
1am 12:45 am
2am 1:45 am
3am 2:45 am
4am 3:45 am
5am 4:45 am
6am 5:45 am
7am 6:45 am
8am 7:45 am
9am 8:45 am
10am 9:45 am
11am 10:45 am
12pm (noon) 11:45 am
1pm 12:45 pm
2pm 1:45 pm
3pm 2:45 pm
4pm 3:45 pm
5pm 4:45 pm
6pm 5:45 pm
7pm 6:45 pm
8pm 7:45 pm
9pm 8:45 pm
10pm 9:45 pm
11pm 10:45 pm
0:00 23:45
1:00 0:45
2:00 1:45
3:00 2:45
4:00 3:45
5:00 4:45
6:00 5:45
7:00 6:45
8:00 7:45
9:00 8:45
10:00 9:45
11:00 10:45
12:00 11:45
13:00 12:45
14:00 13:45
15:00 14:45
16:00 15:45
17:00 16:45
18:00 17:45
19:00 18:45
20:00 19:45
21:00 20:45
22:00 21:45
23:00 22:45

West Samoa Standard Time

Offset: WSST is 13 hours ahead Greenwich Mean Time (GMT) and is used in Pacific

WSST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +13 - basic short
  • +1300 - basic
  • +13:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1300 - sign character (+) followed by a four digit time providing hours (13) and minutes (00) of the offset. Indicates thirteen hour and zero minutes time differences to the east of the zero meridian.
Time zones with the GMT +13 offset:
  • FJST - Fiji Summer Time
  • NZDT - New Zealand Daylight Time
  • PHOT - Phoenix Island Time
  • TKT - Tokelau Time
  • TOT - Tonga Time
  • WST - West Samoa Time
  • WSST - West Samoa Standard Time

Chatham Island Standard Time

Offset: CHAST is 12 hours and 45 minutes ahead Greenwich Mean Time (GMT) and is used in Pacific

CHAST Time Zone Geo Map
CHAST timezone map

CHAST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +1245 - basic
  • +12:45 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1245 - sign character (+) followed by a four digit time providing hours (12) and minutes (45) of the offset. Indicates twelve hour and forty-five minutes time differences to the east of the zero meridian.