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Time difference between Tehran (Iran) and Chicago (United States)

The time difference between Tehran (UTC+03:30) and Chicago (UTC-05) is -8.5 hours. Compare time between cities.

 
−8.5
 

The exact time difference between Tehran and Chicago. The time zone for Tehran is UTC+03:30 (GMT+03:30), and the time zone for Chicago is UTC-05 (GMT-05). For example, if the time in Tehran is 12:00, then the time in Chicago is 03:30. Find out the time zones and exact time in Tehran and Chicago now.

When planning a call between Tehran and Chicago, keep in mind that the cities are in different time zones. The time in Tehran is 8.5 hours is ahead of the time in Chicago.

Time difference: Tehran - Chicago

Tehran (Iran), UTC+3:30Chicago (United States), UTC-5
1 Aug 00:0031 Jul 15:30
1 Aug 01:0031 Jul 16:30
1 Aug 02:0031 Jul 17:30
1 Aug 03:0031 Jul 18:30
1 Aug 04:0031 Jul 19:30
1 Aug 05:0031 Jul 20:30
1 Aug 06:0031 Jul 21:30
1 Aug 07:0031 Jul 22:30
1 Aug 08:0031 Jul 23:30
1 Aug 09:001 Aug 00:30
1 Aug 10:001 Aug 01:30
1 Aug 11:001 Aug 02:30
1 Aug 12:001 Aug 03:30
1 Aug 13:001 Aug 04:30
1 Aug 14:001 Aug 05:30
1 Aug 15:001 Aug 06:30
1 Aug 16:001 Aug 07:30
1 Aug 17:001 Aug 08:30
1 Aug 18:001 Aug 09:30
1 Aug 19:001 Aug 10:30
1 Aug 20:001 Aug 11:30
1 Aug 21:001 Aug 12:30
1 Aug 22:001 Aug 13:30
1 Aug 23:001 Aug 14:30

🌐 Tehran: compare time with major cities

Los AngelesUTC-07
04:48:2208/01/2026
Mexico CityUTC-06
05:48:2208/01/2026
New YorkUTC-04
07:48:2208/01/2026
Buenos AiresUTC-03
08:48:2208/01/2026
Sao PauloUTC-03
08:48:2208/01/2026
BerlinUTC+02
13:48:2208/01/2026
LondonUTC+01
12:48:2208/01/2026
ParisUTC+02
13:48:2208/01/2026
CairoUTC+03
14:48:2208/01/2026
MoscowUTC+03
14:48:2208/01/2026
Saint PetersburgUTC+03
14:48:2208/01/2026
DubaiUTC+04
15:48:2208/01/2026
AlmatyUTC+05
16:48:2208/01/2026
DelhiUTC+05:30
17:18:2208/01/2026
BangkokUTC+07
18:48:2208/01/2026
JakartaUTC+07
18:48:2208/01/2026
Hong KongUTC+08
19:48:2208/01/2026
ShanghaiUTC+08
19:48:2208/01/2026
SingaporeUTC+08
19:48:2208/01/2026
SeoulUTC+09
20:48:2208/01/2026
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Features of the "Timezone Difference Calculator"

Determine Time Difference Between Cities

Allows you to compare the current time in any two locations, taking into account their time zones.

Automatic Adjustment for Daylight Saving Time

Helps avoid errors when planning international calls and meetings.

Convenient for Work and Travel

Useful for business, logistics, online conferences, and personal meetings with people from different countries.

Tool Description

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This tool allows you to determine the time difference between two cities, taking into account time zones and possible daylight saving time. This is important for organizing international meetings and planning trips.

Select two cities, and the tool will instantly show the time difference, helping to avoid misunderstandings when coordinating meetings and calls.

The service is convenient for business people, travelers, and anyone who works with international partners.

Frequently Asked Questions (FAQ)

The tool automatically shows the current time in two selected cities, their time zones, and the difference between them. It takes daylight saving time changes into account, so the data is always up to date.

Yes, on this page you can see the synchronized current time for both cities, which is updated automatically.

Yes, if one of the cities switches to or from daylight saving time. For example, in Chicago the difference can be -5 hours in summer and -6 hours in winter.

When planning an online meeting, consider the time offset. If it is 12:00 in Tehran, it will be 20:30 in Chicago. Our calculator helps to quickly check the time.

If it is 12:00 in Tehran, then in Chicago it will be 21:30. The difference accounts for time zones and the daylight saving time switch. With the transition to standard time, it will be 20:30.

Tehran is in the UTC+03:30 time zone (Asia/Tehran). There is no daylight saving time.

Chicago is in the UTC-06 time zone (America/Chicago). It observes daylight saving time, in summer it is UTC-05.

The difference is usually from 8.5 to 9.5 hours and may change due to daylight saving or standard time switches.

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