Time difference: New York and Tehran

Tehran is 7.5 hours ahead of New York.

Tehran is 7.5 hours ahead of New York. New York is UTC-4. Tehran is UTC+3:30.

New York on 15 October 2026: sunrise 07:07, sunset 18:15, day length 11 h 8 min.

Tehran on 15 October 2026: sunrise 06:10, sunset 17:29, day length 11 h 19 min.

For New York and Tehran: The next clock change in New York is 1 hour back on 1 November 2026 at 02:00, from UTC-4 to UTC-5.

For Tehran and New York: Tehran has no clock change scheduled in the next year. The last year with a seasonal offset change was 2022. The offset now is UTC+3:30.

When the difference changes
Change
The gap changes on 1 November 2026 at 02:00, when clocks in New York move back 1 hour.
The gap changes on 14 March 2027 at 02:00, when clocks in New York move forward 1 hour.
The gap changes on 7 November 2027 at 02:00, when clocks in New York move back 1 hour.
Working hours from each side
View09:00 to 17:00
From New YorkNew York 09:00 to 09:30; Tehran 16:30 to 17:00
From TehranTehran 16:30 to 17:00; New York 09:00 to 09:30
Hours in New York and Tehran. Shaded cells are 09:00 to 17:00. The stronger shade is when both are.
New YorkTehran
00:0007:30
01:0008:30
02:0009:30
03:0010:30
04:0011:30
05:0012:30
06:0013:30
07:0014:30
08:0015:30
09:0016:30
10:0017:30
11:0018:30
12:0019:30
13:0020:30
14:0021:30
15:0022:30
16:0023:30
17:0000:30 (next day)
18:0001:30 (next day)
19:0002:30 (next day)
20:0003:30 (next day)
21:0004:30 (next day)
22:0005:30 (next day)
23:0006:30 (next day)
Sun this year
CityLongest dayShortest day
New York with Tehran21 June 2026, 15 h 6 min21 December 2026, 9 h 15 min
Tehran with New York21 June 2026, 14 h 35 min22 December 2026, 9 h 44 min
Next public holidays
CityDateHoliday
New York and Tehran11 November 2026Veterans Day
New York and Tehran26 November 2026Thanksgiving Day
Tehran and New York13 November 2026ﺷﻬﺎدت ﺣﻀﺮت ﻓﺎﻃﻤﻪ زﻫﺮا ﺳﻼم اﷲ ﻋﻠﯿﻬﺎ
Tehran and New York22 December 2026وﻻدت ﺣﻀﺮت اﻣﺎم ﻋﻠﯽ ﻋﻠﯿﻪ اﻟﺴﻼم