TIME ZONE CONVERTER
Tehran to New York
Time Converter
Convert Tehran, Iran to New York, United States. Compare dates, seasonal differences and meeting hours.
Tehran is 7h 30m or 8h 30m ahead of New York in 2026, depending on the date.
9 AM Tehran = 12:30 AM New York
Selected date: November 10, 2026.
THE QUICK REFERENCE
CSVTehran to New York conversion table
November 10, 2026 · Date changes are marked.
View the full 24-hour table
| Tehran | New York |
|---|---|
| 12:00 AM | 3:30 PM -1 day |
| 1:00 AM | 4:30 PM -1 day |
| 2:00 AM | 5:30 PM -1 day |
| 3:00 AM | 6:30 PM -1 day |
| 4:00 AM | 7:30 PM -1 day |
| 5:00 AM | 8:30 PM -1 day |
| 6:00 AM | 9:30 PM -1 day |
| 7:00 AM | 10:30 PM -1 day |
| 8:00 AM | 11:30 PM -1 day |
| 9:00 AM | 12:30 AM |
| 10:00 AM | 1:30 AM |
| 11:00 AM | 2:30 AM |
| Tehran | New York |
|---|---|
| 12:00 PM | 3:30 AM |
| 1:00 PM | 4:30 AM |
| 2:00 PM | 5:30 AM |
| 3:00 PM | 6:30 AM |
| 4:00 PM | 7:30 AM |
| 5:00 PM | 8:30 AM |
| 6:00 PM | 9:30 AM |
| 7:00 PM | 10:30 AM |
| 8:00 PM | 11:30 AM |
| 9:00 PM | 12:30 PM |
| 10:00 PM | 1:30 PM |
| 11:00 PM | 2:30 PM |
Starting with the New York working day
These examples start on 2026-11-10 in New York.
09:00 New York17:30 →Tehran · 2026-11-10
17:00 New York01:30 →Tehran · 2026-11-11
ONE CLOCK TIME. THE WHOLE YEAR.
Year CSV09:00 Tehran to New York throughout 2026
Keeping 09:00 on the Tehran clock produces 2 different destination clock/date answers in 2026. The ranges below use Tehran calendar dates, including transition days.
| Dates in Tehran · 2026 | New York answer | Source → destination offsets | Explore |
|---|---|---|---|
| Jan 1 – Mar 867 dates | 00:30Same date | UTC+03:30 → UTC−05:00 | |
| Mar 9 – Nov 1238 dates | 01:30Same date | UTC+03:30 → UTC−04:00 | |
| Nov 2 – Dec 3160 dates | 00:30Same date | UTC+03:30 → UTC−05:00 |
Every calendar date is included, not just workdays. Date ranges include both endpoints. Based on IANA 2026e; future rules may change.
DON’T LOSE A DAY
When does Tehran time become a different date in New York?
Your complete source day: 2026-11-10. Each range shows which destination date to use.
Tehran · 2026-11-1000:00–08:30UTC+03:30
New York · 2026-11-0915:30–24:00UTC−05:00 Previous day
Tehran · 2026-11-1008:30–24:00UTC+03:30
New York · 2026-11-1000:00–15:30UTC−05:00 Same date
Range starts are included; ends are excluded. 24:00 means midnight at the end of that date. Repeated hours appear separately with their UTC offsets. The strip is proportional to elapsed time.
THE BIGGER PICTURE
2026A year of time differences.
How New York compares with Tehran throughout 2026.
JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC
−8h 30m
−7h 30m
−8h 30m
New York changes its UTC offset in 2026. Tehran keeps one UTC offset this year.
See exact change periods
| From (UTC, inclusive) | Until (UTC, exclusive) | New York vs Tehran |
|---|---|---|
| 1 Jan 2026, 00:00 UTC | 8 Mar 2026, 07:00 UTC | 8h 30m behind |
| 8 Mar 2026, 07:00 UTC | 1 Nov 2026, 06:00 UTC | 7h 30m behind |
| 1 Nov 2026, 06:00 UTC | 1 Jan 2027, 00:00 UTC | 8h 30m behind |
CLOCK CHANGES
What changes at the next clock adjustment?
Exact periods outside the most common difference in 2026
The most frequent difference has New York 7h 30m behind relative to Tehran. Exceptions:
| From (UTC, inclusive) | Until (UTC, exclusive) | Compared with Tehran |
|---|---|---|
| 1 Jan 2026, 00:00 UTC | 8 Mar 2026, 07:00 UTC | 8h 30m behind |
| 1 Nov 2026, 06:00 UTC | 1 Jan 2027, 00:00 UTC | 8h 30m behind |
PLAN BEYOND A SINGLE DAY
Daily CSVTehran–New York working hours through 2026
Every date calculated with your working windows. 261 selected Tehran workdays; public holidays are not applied.
Least shared time0h
Most common30m
Most shared time30m
Days without a 60-min slot261 / 261
One fixed start time does not fit every working day.
261 selected host workdays cannot fit the complete meeting. Adjust working days, hours or duration above, or use different seasonal meeting times.
Tehran: 09:00–17:00, Mon, Tue, Wed, Thu, Fri. New York: 09:00–17:00, Mon, Tue, Wed, Thu, Fri.
Calculation details and repeated hours
Overnight shifts belong to their start weekday. Host workday means the source calendar date. Repeated local times use the first occurrence.
TWO PLACES. ONE CONNECTION.
≈ 9,856 km apartAcross the map. Across the clock.
THE DETAILS THAT MATTER
Tehran to New York: useful answers
Why is the Tehran to New York difference sometimes 7h 30m and sometimes 8h 30m?
Tehran is 7h 30m or 8h 30m ahead of New York in 2026, depending on the date. New York changes its UTC offset in 2026. Tehran keeps one UTC offset this year.
Does the Tehran–New York time difference change in 2026?
The published rules produce 3 periods with 2 different offsets in 2026. See the annual chart for the exact boundaries of each period.
Does this conversion change the calendar date?
09:00 in Tehran on 2026-11-10 is 00:30 in New York on 2026-11-10. This selected time stays on the same date in both places. Other times can cross midnight.
Can Tehran and New York meet during working hours?
Your selected working windows have no shared time on 2026-11-10. The planner shows alternatives and how many minutes fall outside each person's working hours. Try another date or adjust the windows.
Related time-zone meanings and conversions
Choose the question you need answered
Calculated with IANA 2026e. Working hours are your preferences; public holidays and calendar availability are not included. Our methodology