Best time to meet: Chicago & Sydney
5–6 pm in Chicago.
9–10 am in Sydney, the next day.
One shared working hour, every working day. Book inside it and nobody starts early or stays late.
At 5 pm in Chicago it’s 9 am in Sydney.
Chicago
Sydney
Drag along the day to try another time. The line under each sky is 9 to 6.
The year ahead
4 clock changes move the meeting this year. Each step is a week when one side has changed and the other hasn’t, or a season when the gap swaps.
Both at workChicago 9–6Sydney 9–6Fairest hourin Chicago’s time
Now until Sunday, November 1: Sydney is 16 hours ahead of Chicago. Shared hours: 5–6 pm in Chicago, 9–10 am in Sydney, the next day.
- Now until Sunday, November 1: Sydney is 16 hours ahead of Chicago. Shared hours: 5–6 pm in Chicago, 9–10 am in Sydney, the next day.
- From Sunday, November 1 to Sunday, March 14 (4 months): Sydney is 17 hours ahead of Chicago. Shared hours: 4–6 pm in Chicago, 9–11 am in Sydney, the next day.
- From Sunday, March 14 to Sunday, April 4 (20 days): Sydney is 16 hours ahead of Chicago. Shared hours: 5–6 pm in Chicago, 9–10 am in Sydney, the next day.
- From Sunday, April 4 to Sunday, October 3 (6 months): Sydney is 15 hours ahead of Chicago. No shared hours; the fairest is 5:30–6:30 pm in Chicago, 8:30–9:30 am in Sydney, the next day.
- From Sunday, October 3: Sydney is 16 hours ahead of Chicago. Shared hours: 5–6 pm in Chicago, 9–10 am in Sydney, the next day.
Time difference
Sydney is 16 hours ahead of Chicago today.
Next clock change
On Sunday, Nov 1 Chicago turns its clocks back, and the gap becomes 17 hours.
Right now
It’s 6:17 pm in Chicago and 10:17 am in Sydney.
Questions
What is the best time for a meeting between Chicago and Sydney?
5–6 pm in Chicago. 9–10 am in Sydney, the next day. That hour is where both 9-to-6 working days overlap, so a meeting there needs nobody to start early or stay late.
What is the time difference between Chicago and Sydney?
Sydney is 16 hours ahead of Chicago today.
When do the clocks change in Chicago and Sydney?
On Sunday, Nov 1 Chicago turns its clocks back, and the gap becomes 17 hours.