Simin Shahr to Chicago time converter

Chicago is 8 hours 30 minutes behind Simin Shahr. When it is 9:00 AM in Simin Shahr, it is 12:30 AM in Chicago.

Simin Shahr IRST

Monday, October 19, 2026

Chicago CDT

Monday, October 19, 2026

Simin Shahr
Iran
Mon, Oct 19
IRSTUTC+3:30
Chicago
Illinois, United States
Mon, Oct 19
CDTUTC-5-8h 30m
Finding your time zone…
Shared working hours (9:00–18:00)

Simin Shahr to Chicago conversion table

Every hour of today in Simin Shahr and the matching time in Chicago. Light rows are typical working hours (9:00–18:00).

Simin ShahrChicago
12:00 AM3:30 PM−1 day
1:00 AM4:30 PM−1 day
2:00 AM5:30 PM−1 day
3:00 AM6:30 PM−1 day
4:00 AM7:30 PM−1 day
5:00 AM8:30 PM−1 day
6:00 AM9:30 PM−1 day
7:00 AM10:30 PM−1 day
8:00 AM11:30 PM−1 day
9:00 AM12:30 AM
10:00 AM1:30 AM
11:00 AM2:30 AM
12:00 PM3:30 AM
1:00 PM4:30 AM
2:00 PM5:30 AM
3:00 PM6:30 AM
4:00 PM7:30 AM
5:00 PM8:30 AM
6:00 PM9:30 AM
7:00 PM10:30 AM
8:00 PM11:30 AM
9:00 PM12:30 PM
10:00 PM1:30 PM
11:00 PM2:30 PM

Best time to call or meet

Working hours don't overlap fully. The closest fit is 3:30 PM – 10:00 PM in Simin Shahr (7:00 AM – 1:30 PM in Chicago): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Simin Shahr and Chicago switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: -8h 30m
  • Nov 1, 2026 – Mar 14, 2027: -9h 30m
  • Mar 14, 2027 – Oct 19, 2027: -8h 30m

Distance

Simin Shahr and Chicago are 10,430 km (6,481 miles) apart in a straight line.

More conversions

Chicago to Simin ShahrSimin Shahr to New YorkSimin Shahr to LondonSimin Shahr to Los AngelesSimin Shahr to TorontoSimin Shahr to São PauloSimin Shahr to ParisSimin Shahr to BerlinSimin Shahr to MoscowSimin Shahr to DubaiSimin Shahr to New DelhiSimin Shahr to BangkokSimin Shahr to Singapore
New York to ChicagoLondon to ChicagoLos Angeles to ChicagoToronto to ChicagoSão Paulo to ChicagoParis to ChicagoBerlin to ChicagoMoscow to ChicagoDubai to ChicagoNew Delhi to ChicagoBangkok to ChicagoSingapore to Chicago

Questions and answers

What is the time difference between Simin Shahr and Chicago?

Chicago is 8 hours 30 minutes behind Simin Shahr.

What time is it in Chicago when it is 9 AM in Simin Shahr?

When it is 9:00 AM in Simin Shahr, it is 12:30 AM in Chicago.

When is the best time to call Chicago from Simin Shahr?

Working hours don't overlap fully. The closest fit is 3:30 PM – 10:00 PM in Simin Shahr (7:00 AM – 1:30 PM in Chicago): working hours on one side, early or late on the other.

Does the time difference between Simin Shahr and Chicago change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.