Tehran vs. Singapore time difference

Tehran is 3 hours, 30 minutes behind Singapore

Tehran IranSingapore Singapore
Fri 01:40 pm

IRDT (UTC/GMT +4:30)
Fri 05:10 pm

7 am10:30 am
9 am12:30 pm
11 am2:30 pm
1 pm4:30 pm
3 pm6:30 pm
5 pm8:30 pm
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Time difference between Tehran Iran and Singapore Singapore is 3:30 hours

Singapore doesn't observe daylight saving time but Tehran does. DST in Tehran started on 22 March 2019 and will end on 22 September 2019. Once DST ends in Tehran the time difference between Tehran and Singapore will be 4:30 hours.