CAT
Central Africa Time
GMT +2
12am
3am
6am
9am
12pm
3pm
6pm
9pm
IST
India Standard Time
GMT +5:30
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

CAT is 3 hours and 30 minutes behind IST. CAT uses GMT +2, and IST uses GMT +5:30 for this comparison.

For example, 2:00 pm CAT is 5:30 pm IST. Use the converter above to adjust the date or time and create a shareable meeting link.

Best meeting overlap: 9am-1:30pm CAT, which is 12:30pm-5pm IST.

Compare CAT time with IST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Central Africa Time is 3 hours and 30 minutes behind India Standard Time
2:00 pm14:00 in CAT is 5:30 pm17:30 in IST

CAT to IST call time
Best time for a conference call or a meeting is between 9am-1:30pm in CAT which corresponds to 12:30pm-5pm in IST

2:00 pm14:00 Central Africa Time (CAT). Offset UTC +2:00 hours
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours

2:00 pm14:00 CAT / 5:30 pm17:30 IST

CATIST
12am (midnight)3:30 am
1am4:30 am
2am5:30 am
3am6:30 am
4am7:30 am
5am8:30 am
6am9:30 am
7am10:30 am
8am11:30 am
9am12:30 pm
10am1:30 pm
11am2:30 pm
12pm (noon)3:30 pm
1pm4:30 pm
2pm5:30 pm
3pm6:30 pm
4pm7:30 pm
5pm8:30 pm
6pm9:30 pm
7pm10:30 pm
8pm11:30 pm
9pm12:30 am
10pm1:30 am
11pm2:30 am
00:0003:30
01:0004:30
02:0005:30
03:0006:30
04:0007:30
05:0008:30
06:0009:30
07:0010:30
08:0011:30
09:0012:30
10:0013:30
11:0014:30
12:0015:30
13:0016:30
14:0017:30
15:0018:30
16:0019:30
17:0020:30
18:0021:30
19:0022:30
20:0023:30
21:0000:30
22:0001:30
23:0002:30

Central Africa Time

Offset: CAT is 2 hours ahead Greenwich Mean Time (GMT) and is used in Africa

Countries using this time zone: Burundi, Botswana, Congo (Dem. Rep.), Malawi, Mozambique, Namibia, Rwanda, Sudan, South Sudan, Zambia, Zimbabwe

Principal Cities: The largest city in the CAT time zone is Khartoum in Sudan, with about 1.975 million people. Other major cities in this time zone include Harare, Lubumbashi, Lusaka, Omdurman.

Daylight Saving: Clocks in Central Africa Time (CAT) do not change for daylight saving time, so CAT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

CAT Time Zone Geo Map
CAT timezone map

CAT 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 an offset of two hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Bravo - Military abbreviation for CAT
  • B - short form of 'Bravo'
IANA/Olson: Reflects CAT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Blantyre
  • Africa/Bujumbura
  • Africa/Gaborone
  • Africa/Harare
  • Africa/Juba
  • Africa/Khartoum
  • Africa/Kigali
  • Africa/Lubumbashi
  • Africa/Lusaka
  • Africa/Maputo
  • Africa/Windhoek
Time zones with the GMT +2 offset:
  • CEST - Central European Summer Time
  • EET - Eastern European Time
  • MESZ - Mitteleuropäische Sommerzeit
  • B - Bravo Time Zone
  • CAT - Central Africa Time
  • IST - Israel Standard Time
  • SAST - South Africa Standard Time
  • WAST - West Africa Summer Time

India Standard Time

Offset: IST is 5 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia

Countries using this time zone: India

Principal Cities: The largest city in the IST time zone is Mumbai in India, with about 12.692 million people. Other major cities in this time zone include Delhi, Bangalore, Kolkata, Chennai.

Daylight Saving: Clocks in India Standard Time (IST) do not change for daylight saving time, so IST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

IST Time Zone Geo Map
IST timezone map

IST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0530 - basic
  • +05:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates an offset of five hours and thirty minutes to the east of the zero meridian.
IANA/Olson: Reflects IST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Calcutta
  • Asia/Kolkata
IST Abbreviation: Several time zones share IST abbreviation and it could refer to these time zones
  • India Standard Time - UTC +5:30
  • Irish Standard Time - UTC +1
  • Israel Standard Time - UTC +2