Chicago to Whyalla time converter

Whyalla is 15 hours 30 minutes ahead of Chicago. When it is 9:00 AM in Chicago, it is 12:30 AM (Sat, Oct 17) in Whyalla.

Chicago CDT

Friday, October 16, 2026

Whyalla ACDT

Saturday, October 17, 2026

Illinois, United States
Fri, Oct 16
CDTUTC-5
South Australia, Australia
Sat, Oct 17
ACDTUTC+10:30+15h 30m
Finding your time zone…

9:43 PM in Chicago, Friday, October 16, 2026

Shared working hours (9:00–18:00)

Chicago to Whyalla conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 3:30 PM – 10:00 PM in Chicago (7:00 AM – 1:30 PM in Whyalla): 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 Whyalla switch clocks on different dates:

  • Oct 16, 2026 – Nov 1, 2026: +15h 30m
  • Nov 1, 2026 – Mar 14, 2027: +16h 30m
  • Mar 14, 2027 – Apr 3, 2027: +15h 30m
  • Apr 3, 2027 – Oct 2, 2027: +14h 30m
  • Oct 2, 2027 – Oct 16, 2027: +15h 30m

Distance

Chicago and Whyalla are 15,954 km (9,913 miles) apart in a straight line.

More conversions

Questions and answers

What is the time difference between Chicago and Whyalla?

Whyalla is 15 hours 30 minutes ahead of Chicago.

What time is it in Whyalla when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 12:30 AM (Sat, Oct 17) in Whyalla.

When is the best time to call Whyalla from Chicago?

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

Does the time difference between Chicago and Whyalla change?

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