UTC to Tehran Time Converter
IRST is 3 hours 30 minutes ahead of UTC. 9:00 AM UTC = 12:30 PM IRST.
IRST is 3 hours 30 minutes ahead of UTC. To convert UTC to Tehran Time, add 3 hours 30 minutes to the UTC time: 9:00 AM UTC = 12:30 PM IRST.
UTC (UTC) is used in The world's time standard; used in aviation, computing and science. Tehran Time (Tehran time) is used in Tehran, Iran.
UTC to Tehran Time time conversion table
UTC to Tehran Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| UTC | Tehran Time |
|---|---|
| 12:00 AM | 3:30 AM |
| 1:00 AM | 4:30 AM |
| 2:00 AM | 5:30 AM |
| 3:00 AM | 6:30 AM |
| 4:00 AM | 7:30 AM |
| 5:00 AM | 8:30 AM |
| 6:00 AM | 9:30 AM |
| 7:00 AM | 10:30 AM |
| UTC | Tehran Time |
|---|---|
| 8:00 AM | 11:30 AM |
| 9:00 AM | 12:30 PM |
| 10:00 AM | 1:30 PM |
| 11:00 AM | 2:30 PM |
| 12:00 PM | 3:30 PM |
| 1:00 PM | 4:30 PM |
| 2:00 PM | 5:30 PM |
| 3:00 PM | 6:30 PM |
| UTC | Tehran Time |
|---|---|
| 4:00 PM | 7:30 PM |
| 5:00 PM | 8:30 PM |
| 6:00 PM | 9:30 PM |
| 7:00 PM | 10:30 PM |
| 8:00 PM | 11:30 PM |
| 9:00 PM | 12:30 AM+1 |
| 10:00 PM | 1:30 AM+1 |
| 11:00 PM | 2:30 AM+1 |
Conversion table from UTC to Tehran Time for 7 Nov 2026. A tick marks hours that fall between 9 AM and 5 PM in both places. +1 means the next day in Tehran Time, −1 the previous day.
- ✓ marks 9 AM–5 PM in both places
- Greyed times are night in the destination (10 PM–6 AM)
How to convert UTC to Tehran Time
Add 3 hours 30 minutes to the UTC time to get Tehran Time.
Example: 9:00 AM UTC = 12:30 PM IRST.
Across midnight: 10:00 PM UTC = 1:30 AM IRST (next day). The date changes, so always check the day as well as the hour.
Time difference between UTC and Tehran Time
The time difference between UTC and Tehran Time is 3 hours 30 minutes all year – IRST is ahead of UTC.
UTC and Tehran Time during daylight saving time
- UTC does not observe daylight saving time; it stays on UTC+0 all year.
- Tehran Time does not observe daylight saving time; it stays on UTC+3:30 all year.
Best time for a meeting between UTC and Tehran Time
UTC and Tehran Time share 4 hours 30 minutes of the 9 AM–5 PM working day. Any time between 9:00 AM and 1:30 PM UTC lands between 12:30 PM and 5:00 PM IRST, inside working hours for both.
UTC to Tehran Time FAQ
What is the time difference between UTC and Tehran Time?
IRST is 3 hours 30 minutes ahead of UTC all year. 9:00 AM UTC = 12:30 PM IRST.
What is 9 AM UTC in Tehran Time?
9:00 AM UTC is 12:30 PM IRST.
What is 12 PM (noon) UTC in Tehran Time?
12:00 PM UTC is 3:30 PM IRST.
Is Tehran Time ahead of or behind UTC?
IRST is 3 hours 30 minutes ahead of UTC, so it is later in Tehran Time than in UTC.
Does UTC change for daylight saving time?
No. UTC stays on the same offset all year, so conversions never shift for daylight saving time.
Does Tehran Time change for daylight saving time?
No. Tehran Time stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between UTC and Tehran Time?
UTC and Tehran Time share 4 hours 30 minutes of the 9 AM–5 PM working day. Any time between 9:00 AM and 1:30 PM UTC lands between 12:30 PM and 5:00 PM IRST, inside working hours for both.
Related conversions
Convert Tehran Time to UTC
Convert UTC to other time zones
Convert other time zones to Tehran Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.