Time zone comparison

Houston ↔ Tehran

Coordinating across meridians? Tehran runs +8h 30m ahead of Houston. This page shows live clocks, a full 24-hour conversion table, and quick links to find overlapping meeting hours.

Offset: +8h 30m (Tehran is +8h 30m ahead of Houston.)

Houston

--:--:--

Tehran

--:--:--

across the meridian

24-hour conversion table

When it's midnight to midnight in Houston, here's the corresponding time in Tehran.

Houston (local hour)	Houston	Tehran
00:00	12:00 AM	8:30 AM
01:00	1:00 AM	9:30 AM
02:00	2:00 AM	10:30 AM
03:00	3:00 AM	11:30 AM
04:00	4:00 AM	12:30 PM
05:00	5:00 AM	1:30 PM
06:00	6:00 AM	2:30 PM
07:00	7:00 AM	3:30 PM
08:00	8:00 AM	4:30 PM
09:00	9:00 AM	5:30 PM
10:00	10:00 AM	6:30 PM
11:00	11:00 AM	7:30 PM
12:00	12:00 PM	8:30 PM
13:00	1:00 PM	9:30 PM
14:00	2:00 PM	10:30 PM
15:00	3:00 PM	11:30 PM
16:00	4:00 PM	12:30 AM+1 day
17:00	5:00 PM	1:30 AM+1 day
18:00	6:00 PM	2:30 AM+1 day
19:00	7:00 PM	3:30 AM+1 day
20:00	8:00 PM	4:30 AM+1 day
21:00	9:00 PM	5:30 AM+1 day
22:00	10:00 PM	6:30 AM+1 day
23:00	11:00 PM	7:30 AM+1 day

Related comparisons

Houston ↔ New York Houston ↔ Los Angeles Chicago ↔ Houston Houston ↔ San Francisco Houston ↔ Toronto Houston ↔ Vancouver Houston ↔ Mexico City Houston ↔ São Paulo Current time in Houston Current time in Tehran

Frequently asked questions

What is the time difference between Houston and Tehran?

Tehran is +8h 30m ahead of Houston.

What time is it in Tehran when it's 9:00 AM in Houston?

When it's 9:00 AM in Houston, it's 5:30 PM in Tehran.

Does Houston or Tehran observe daylight saving time?

Houston is currently on daylight saving time. Tehran is currently not on daylight saving time. Offsets can shift when DST starts or ends.