Chicago to Seyah Cheshmeh time converter

Seyah Cheshmeh is 8 hours 30 minutes ahead of Chicago. When it is 9:00 AM in Chicago, it is 5:30 PM in Seyah Cheshmeh.

Chicago CDT

Wednesday, October 21, 2026

Seyah Cheshmeh IRST

Wednesday, October 21, 2026

Chicago
Illinois, United States
Wed, Oct 21
CDTUTC-5
Seyah Cheshmeh
Iran
Wed, Oct 21
IRSTUTC+3:30+8h 30m
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Seyah Cheshmeh conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

The difference changes during the year because Chicago and Seyah Cheshmeh switch clocks on different dates:

  • Oct 21, 2026 – Nov 1, 2026: +8h 30m
  • Nov 1, 2026 – Mar 14, 2027: +9h 30m
  • Mar 14, 2027 – Oct 21, 2027: +8h 30m

Distance

Chicago and Seyah Cheshmeh are 9,796 km (6,087 miles) apart in a straight line.

More conversions

Seyah Cheshmeh to ChicagoChicago to New YorkChicago to LondonChicago to Los AngelesChicago to TorontoChicago to São PauloChicago to ParisChicago to BerlinChicago to MoscowChicago to DubaiChicago to New DelhiChicago to BangkokChicago to Singapore
New York to Seyah CheshmehLondon to Seyah CheshmehLos Angeles to Seyah CheshmehToronto to Seyah CheshmehSão Paulo to Seyah CheshmehParis to Seyah CheshmehBerlin to Seyah CheshmehMoscow to Seyah CheshmehDubai to Seyah CheshmehNew Delhi to Seyah CheshmehBangkok to Seyah CheshmehSingapore to Seyah Cheshmeh

Questions and answers

What is the time difference between Chicago and Seyah Cheshmeh?

Seyah Cheshmeh is 8 hours 30 minutes ahead of Chicago.

What time is it in Seyah Cheshmeh when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 5:30 PM in Seyah Cheshmeh.

When is the best time to call Seyah Cheshmeh from Chicago?

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

Does the time difference between Chicago and Seyah Cheshmeh change?

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