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Time zone in Tehran

Flag for IranTehran, Iran
Tehran is the capital of Iran

Time zone changes and daylight saving time start/end dates
between year 2010 and 2019

 

Please note that dates might change in the future

YearStart DateEnd Date
2010Midnight between Sunday, March 21 and Monday, March 22Midnight between Tuesday, September 21 and Wednesday, September 22
2011Midnight between Monday, March 21 and Tuesday, March 22Midnight between Wednesday, September 21 and Thursday, September 22
2012Midnight between Tuesday, March 20 and Wednesday, March 21Midnight between Thursday, September 20 and Friday, September 21
2013Midnight between Thursday, March 21 and Friday, March 22Midnight between Saturday, September 21 and Sunday, September 22
2014Midnight between Friday, March 21 and Saturday, March 22Midnight between Sunday, September 21 and Monday, September 22
2015Midnight between Saturday, March 21 and Sunday, March 22Midnight between Monday, September 21 and Tuesday, September 22
2016Midnight between Sunday, March 20 and Monday, March 21Midnight between Tuesday, September 20 and Wednesday, September 21
2017Midnight between Tuesday, March 21 and Wednesday, March 22Midnight between Thursday, September 21 and Friday, September 22
2018Midnight between Wednesday, March 21 and Thursday, March 22Midnight between Friday, September 21 and Saturday, September 22
2019Midnight between Thursday, March 21 and Friday, March 22Midnight between Saturday, September 21 and Sunday, September 22

Details of each time change

For each change, two lines are displayed:
line #1 is the time and time zone one second before the change
line #2 is the time and time zone when the change itself

Local DateLocal TimeDSTUTC OffsetTime ZoneEvent/details
Sunday, March 21, 201011:59:59 PMNoUTC+3:30hIRST 
Monday, March 22, 201012:00:00 Midnight → 1:00:00 AM+1hUTC+4:30hIRDTDST starts
Tuesday, September 21, 201011:59:59 PM+1hUTC+4:30hIRDT 
12:00:00 Midnight → 11:00:00 PMNoUTC+3:30hIRSTDST ends
Monday, March 21, 201111:59:59 PMNoUTC+3:30hIRST 
Tuesday, March 22, 201112:00:00 Midnight → 1:00:00 AM+1hUTC+4:30hIRDTDST starts
Wednesday, September 21, 201111:59:59 PM+1hUTC+4:30hIRDT 
12:00:00 Midnight → 11:00:00 PMNoUTC+3:30hIRSTDST ends
Tuesday, March 20, 201211:59:59 PMNoUTC+3:30hIRST 
Wednesday, March 21, 201212:00:00 Midnight → 1:00:00 AM+1hUTC+4:30hIRDTDST starts
Thursday, September 20, 201211:59:59 PM+1hUTC+4:30hIRDT 
12:00:00 Midnight → 11:00:00 PMNoUTC+3:30hIRSTDST ends
Thursday, March 21, 201311:59:59 PMNoUTC+3:30hIRST 
Friday, March 22, 201312:00:00 Midnight → 1:00:00 AM+1hUTC+4:30hIRDTDST starts
Saturday, September 21, 201311:59:59 PM+1hUTC+4:30hIRDT 
12:00:00 Midnight → 11:00:00 PMNoUTC+3:30hIRSTDST ends
Friday, March 21, 201411:59:59 PMNoUTC+3:30hIRST 
Saturday, March 22, 201412:00:00 Midnight → 1:00:00 AM+1hUTC+4:30hIRDTDST starts
Sunday, September 21, 201411:59:59 PM+1hUTC+4:30hIRDT 
12:00:00 Midnight → 11:00:00 PMNoUTC+3:30hIRSTDST ends
Saturday, March 21, 201511:59:59 PMNoUTC+3:30hIRST 
Sunday, March 22, 201512:00:00 Midnight → 1:00:00 AM+1hUTC+4:30hIRDTDST starts
Monday, September 21, 201511:59:59 PM+1hUTC+4:30hIRDT 
12:00:00 Midnight → 11:00:00 PMNoUTC+3:30hIRSTDST ends
Sunday, March 20, 201611:59:59 PMNoUTC+3:30hIRST 
Monday, March 21, 201612:00:00 Midnight → 1:00:00 AM+1hUTC+4:30hIRDTDST starts
Tuesday, September 20, 201611:59:59 PM+1hUTC+4:30hIRDT 
12:00:00 Midnight → 11:00:00 PMNoUTC+3:30hIRSTDST ends
Tuesday, March 21, 201711:59:59 PMNoUTC+3:30hIRST 
Wednesday, March 22, 201712:00:00 Midnight → 1:00:00 AM+1hUTC+4:30hIRDTDST starts
Thursday, September 21, 201711:59:59 PM+1hUTC+4:30hIRDT 
12:00:00 Midnight → 11:00:00 PMNoUTC+3:30hIRSTDST ends
Wednesday, March 21, 201811:59:59 PMNoUTC+3:30hIRST 
Thursday, March 22, 201812:00:00 Midnight → 1:00:00 AM+1hUTC+4:30hIRDTDST starts
Friday, September 21, 201811:59:59 PM+1hUTC+4:30hIRDT 
12:00:00 Midnight → 11:00:00 PMNoUTC+3:30hIRSTDST ends
Thursday, March 21, 201911:59:59 PMNoUTC+3:30hIRST 
Friday, March 22, 201912:00:00 Midnight → 1:00:00 AM+1hUTC+4:30hIRDTDST starts
Saturday, September 21, 201911:59:59 PM+1hUTC+4:30hIRDT 
12:00:00 Midnight → 11:00:00 PMNoUTC+3:30hIRSTDST ends

Time Zone Calculators for Tehran

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