Sydney to Chicago time converter

Chicago is currently 15 hours behind of Sydney. Sydney is on UTC+10 and Chicago is on UTC-5.

Sydney  
Chicago  

Open this pair on the board →

The difference changes during the year

Because Sydney and Chicago do not start and end daylight saving time together, the gap between them is not constant. Over the next twelve months it takes 3 different values.

Hour by hour while Chicago is 17 hours behind of Sydney. Shaded rows are inside both working days.
SydneyChicago
12:00 AM7:00 AM (previous day)
1:00 AM8:00 AM (previous day)
2:00 AM9:00 AM (previous day)
3:00 AM10:00 AM (previous day)
4:00 AM11:00 AM (previous day)
5:00 AM12:00 PM (previous day)
6:00 AM1:00 PM (previous day)
7:00 AM2:00 PM (previous day)
8:00 AM3:00 PM (previous day)
9:00 AM4:00 PM (previous day)
10:00 AM5:00 PM (previous day)
11:00 AM6:00 PM (previous day)
12:00 PM7:00 PM (previous day)
1:00 PM8:00 PM (previous day)
2:00 PM9:00 PM (previous day)
3:00 PM10:00 PM (previous day)
4:00 PM11:00 PM (previous day)
5:00 PM12:00 AM
6:00 PM1:00 AM
7:00 PM2:00 AM
8:00 PM3:00 AM
9:00 PM4:00 AM
10:00 PM5:00 AM
11:00 PM6:00 AM
Hour by hour while Chicago is 16 hours behind of Sydney. Shaded rows are inside both working days.
SydneyChicago
12:00 AM8:00 AM (previous day)
1:00 AM9:00 AM (previous day)
2:00 AM10:00 AM (previous day)
3:00 AM11:00 AM (previous day)
4:00 AM12:00 PM (previous day)
5:00 AM1:00 PM (previous day)
6:00 AM2:00 PM (previous day)
7:00 AM3:00 PM (previous day)
8:00 AM4:00 PM (previous day)
9:00 AM5:00 PM (previous day)
10:00 AM6:00 PM (previous day)
11:00 AM7:00 PM (previous day)
12:00 PM8:00 PM (previous day)
1:00 PM9:00 PM (previous day)
2:00 PM10:00 PM (previous day)
3:00 PM11:00 PM (previous day)
4:00 PM12:00 AM
5:00 PM1:00 AM
6:00 PM2:00 AM
7:00 PM3:00 AM
8:00 PM4:00 AM
9:00 PM5:00 AM
10:00 PM6:00 AM
11:00 PM7:00 AM
Hour by hour while Chicago is 15 hours behind of Sydney. Shaded rows are inside both working days.
SydneyChicago
12:00 AM9:00 AM (previous day)
1:00 AM10:00 AM (previous day)
2:00 AM11:00 AM (previous day)
3:00 AM12:00 PM (previous day)
4:00 AM1:00 PM (previous day)
5:00 AM2:00 PM (previous day)
6:00 AM3:00 PM (previous day)
7:00 AM4:00 PM (previous day)
8:00 AM5:00 PM (previous day)
9:00 AM6:00 PM (previous day)
10:00 AM7:00 PM (previous day)
11:00 AM8:00 PM (previous day)
12:00 PM9:00 PM (previous day)
1:00 PM10:00 PM (previous day)
2:00 PM11:00 PM (previous day)
3:00 PM12:00 AM
4:00 PM1:00 AM
5:00 PM2:00 AM
6:00 PM3:00 AM
7:00 PM4:00 AM
8:00 PM5:00 AM
9:00 PM6:00 AM
10:00 PM7:00 AM
11:00 PM8:00 AM

Best time for a call

With a working day of 9:00 AM to 6:00 PM on both sides there is no overlap at all between Sydney and Chicago. One side has to take the call outside office hours, so the usual compromise is early morning in the west or late evening in the east.

Questions

How many hours ahead is Chicago of Sydney?

Chicago is 15 hours behind of Sydney right now. That gap is not constant through the year, because the two places change their clocks on different dates.

What time is 9:00 AM in Sydney in Chicago?

9:00 AM in Sydney is 6:00 PM the previous day in Chicago.

What is the best time for a meeting between Sydney and Chicago?

There is no overlap between a 9:00 AM to 6:00 PM working day in Sydney and the same in Chicago. One side has to meet outside office hours.

Local time in each city

For the current time on its own, with the daylight saving dates that apply and the working week in that country, see time in Sydney or time in Chicago.

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