Time Difference Between Chicago and Chatham
Chicago is 17h 45m behind Chatham. This difference shifts by an hour around daylight saving time changes.
Best time to connect
Standard working hours (9:00 AM–5:00 PM) in Chicago fall between 2:45 AM (next day) and 10:45 AM (next day) in Chatham.
Frequently asked questions
- How many hours is Chatham ahead of Chicago?
- Chicago is 17h 45m behind Chatham. Note that this changes by an hour across daylight saving time transitions.
- Do Chicago and Chatham observe daylight saving time?
- Chicago observes daylight saving time, and Chatham observes it. Because of that, the gap is 19h 45m for part of the year and 17h 45m for the rest.