Sri Lanka
IST
GST
Gulf Standard Time
GMT +4

Time Difference

IST (India Standard Time) is 1 hour and 30 minutes ahead of Gulf Standard Time
8:30 am08:30 in Jaffna, Sri Lanka is 7:00 am07:00 in GST

Jaffna to GST call time
Best time for a conference call or a meeting is between 9:30am-6pm in Jaffna which corresponds to 8am-4:30pm in GST

8:30 am08:30 IST (India Standard Time) (Jaffna, Sri Lanka). Offset UTC +5:30 hours
7:00 am07:00 Gulf Standard Time (GST). Offset UTC +4:00 hours

8:30 am08:30 Jaffna, Sri Lanka / 7:00 am07:00 GST

Jaffna, Sri Lanka GST
12am (midnight) 10:30 pm
1am 11:30 pm
2am 12:30 am
3am 1:30 am
4am 2:30 am
5am 3:30 am
6am 4:30 am
7am 5:30 am
8am 6:30 am
9am 7:30 am
10am 8:30 am
11am 9:30 am
12pm (noon) 10:30 am
1pm 11:30 am
2pm 12:30 pm
3pm 1:30 pm
4pm 2:30 pm
5pm 3:30 pm
6pm 4:30 pm
7pm 5:30 pm
8pm 6:30 pm
9pm 7:30 pm
10pm 8:30 pm
11pm 9:30 pm
0:00 22:30
1:00 23:30
2:00 0:30
3:00 1:30
4:00 2:30
5:00 3:30
6:00 4:30
7:00 5:30
8:00 6:30
9:00 7:30
10:00 8:30
11:00 9:30
12:00 10:30
13:00 11:30
14:00 12:30
15:00 13:30
16:00 14:30
17:00 15:30
18:00 16:30
19:00 17:30
20:00 18:30
21:00 19:30
22:00 20:30
23:00 21:30

Jaffna Information

Time Zone

Abbreviation / Name
IST - India Standard Time
UTC / GMT Offset
+5:30 hours during India Standard Time, currently in use.

Jaffna Facts

Country
Sri Lanka
Alternative Names
Dzafn, Dzafna, Dzhafna, Dżafna, Džafn, Džafna, JAF, Jaffna, Jaffna Town, gu fu na, jafna, jafuna, japeuna, japhana, japhna, japna, yalppanam, Джафна, جافنا, जाफना, ਜਾਫਨਾ, யாழ்ப்பாணம், జాఫ్నా, ജാഫ്ന, යාපනය, ჯაფნა, ジャフナ, 賈夫納, 자프나
Population
169,102
Currency
Rupee (LKR)
Geographic Coordinates
9° 40' N Latitude / 80° 00' E Longitude
International Dialing Code
+94

Gulf Standard Time

Offset: GST is 4 hours ahead Greenwich Mean Time (GMT) and is used in Asia

GST Time Zone Geo Map
GST timezone map

GST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +04 - basic short
  • +0400 - basic
  • +04:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0400 - sign character (+) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates four 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
  • Delta - Military abbreviation for GST
  • D - short form of 'Delta'
Time zones with the GMT +4 offset:
  • KUYT - Kuybyshev Time
  • MSD - Moscow Daylight Time
  • SAMT - Samara Time
  • AMT - Armenia Time
  • AZT - Azerbaijan Time
  • D - Delta Time Zone
  • GET - Georgia Standard Time
  • GST - Gulf Standard Time
  • MUT - Mauritius Time
  • RET - Reunion Time
  • SCT - Seychelles Time