IST is in use now. When Daylight Saving Time ends GMT (Greenwich Mean Time) will be observed in place of IST (Irish Summer Time).
- Current IST time:
- Current date: Friday, September 22, 2023
- IST Offset is UTC+1
- IST is 1 hour ahead of UTC
IST (Irish Summer Time) is used in the following countries
Cities which observe Irish Summer Time in summerDublin