IST - Irish Summer Time
Time difference calculator
US time zones
Sunrise sunset times
Reverse area code lookup
Current time in IST:
Time zone offset:
Please note that when Daylight Saving Time ends
(Greenwich Mean Time) will be observed inplace of IST.
DST started on
31 March 2019
DST will end on
27 October 2019
IST (Irish Summer Time) is used in the following countries:
Cities in Irish Summer Time Zone (partial list):
Time difference between
Irish Summer Time
and other major time zones and cities:
AEST - Australian Eastern Standard Time
AEST is 9 hours ahead of IST.
CET - Central European Time
There is no time difference between CET and IST.
CST - Central Standard Time
CST is 7 hours behind IST.
EST - Eastern Standard Time
EST is 6 hours behind IST.
GMT - Greenwich Mean Time
GMT is 1 hour behind IST.
HST - Hawaii-Aleutian Standard Time
HST is 11 hours behind IST.
IST - India Standard Time
IST is 4 hours, 30 minutes ahead of IST.
MST - Mountain Standard Time
MST is 8 hours behind IST.
PST - Pacific Standard Time
PST is 9 hours behind IST.
Chicago is 6 hours behind IST.
Dubai is 3 hours ahead of IST.
Hong Kong is 7 hours ahead of IST.
Honolulu is 11 hours behind IST.
There is no time difference between London and IST.
Los Angeles is 8 hours behind IST.
Melbourne is 10 hours ahead of IST.
New York is 5 hours behind IST.
Paris is 1 hour ahead of IST.
Singapore is 7 hours ahead of IST.
Sydney is 10 hours ahead of IST.
Washington DC is 5 hours behind IST.
Zurich is 1 hour ahead of IST.