Chicago and Paris time difference
Paris is 7 hours ahead of Chicago for most of the year.
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Work hours overlap for 1 hour: 09:00–10:00 in Chicago, which is 16:00–17:00 in Paris.
Hour by hour
On a usual work day (October 14, 2026). Green is 09:00–17:00 work time, dark is night (21:00–07:00).
| Chicago | Paris |
|---|---|
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Through the year
| Dates | Difference |
|---|---|
| October 8, 2026–October 24, 2026 | Paris is 7 hours ahead of Chicago |
| October 25, 2026–October 31, 2026 | Paris is 6 hours ahead of Chicago |
| November 1, 2026–March 13, 2027 | Paris is 7 hours ahead of Chicago |
| March 14, 2027–March 27, 2027 | Paris is 6 hours ahead of Chicago |
| March 28, 2027–October 7, 2027 | Paris is 7 hours ahead of Chicago |
Clock changes
Chicago: November 1, 2026: clocks go back 1 hour; March 14, 2027: clocks go forward 1 hour.
Paris: October 25, 2026: clocks go back 1 hour; March 28, 2027: clocks go forward 1 hour.
Questions
What time is it in Paris when it is 09:00 in Chicago?
On a usual day it is 16:00 in Paris.
Do Chicago and Paris change their clocks on the same day?
No. They change on different dates, so the difference changes during the year; see the table above.
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Paris
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