Current time in Chicago, Illinois, United States
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Chicago, Illinois, United States uses Central Standard Time (CST), UTC-06:00, with the IANA time zone America/Chicago. Chicago observes daylight saving time: standard time is UTC-06:00 and summer time is UTC-05:00. The next change is on Sunday, March 14, 2027, when clocks go forward 1 hour.
Chicago time-zone facts
- Time zone
- Central Standard Time
- UTC offset now
- UTC-06:00
- IANA identifier
-
America/Chicago - Daylight saving time
- Observed, not in effect now
- Next clock change
- Sunday, March 14, 2027: 2:00 AM → 3:00 AM
- Country
- United States
- State
- Illinois
- Dialing code
- +1
- Coordinates
- 41.88° N, 87.63° W
Time difference from Chicago
| City | Difference | When it is 9:00 in Chicago |
|---|---|---|
| New York City | +1h : New York City is 1 hour ahead of Chicago | 10:00 AM |
| Los Angeles | -2h : Los Angeles is 2 hours behind Chicago | 7:00 AM |
| London | +6h : London is 6 hours ahead of Chicago | 3:00 PM |
| Paris | +7h : Paris is 7 hours ahead of Chicago | 4:00 PM |
| Dubai | +10h : Dubai is 10 hours ahead of Chicago | 7:00 PM |
| New Delhi | +11h 30m : New Delhi is 11 hours 30 minutes ahead of Chicago | 8:30 PM |
| Singapore | +14h : Singapore is 14 hours ahead of Chicago | 11:00 PM |
| Tokyo | +15h : Tokyo is 15 hours ahead of Chicago | 12:00 AM next day |
| Sydney | +17h : Sydney is 17 hours ahead of Chicago | 2:00 AM next day |
| Kuala Lumpur | +14h : Kuala Lumpur is 14 hours ahead of Chicago | 11:00 PM |
Differences as of November 10, 2026. They change when either city switches to or from daylight saving time.
Business-hours overlap
| With | Chicago time | Their time | Shared |
|---|---|---|---|
| New York City | 9:00 AM–4:00 PM | 10:00 AM–5:00 PM | 7 hours |
| London | 9:00 AM–11:00 AM | 3:00 PM–5:00 PM | 2 hours |
| Singapore | No overlap. Someone has to work outside 9 to 5. | ||
| Sydney | 4:00 PM–5:00 PM | 9:00 AM–10:00 AM | 1 hour |
Shared 9 am to 5 pm working hours, shown in both local times. Weekends and public holidays are not considered.
Same time zone
- Houston United States
Nearby cities
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Indianapolis
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Toronto
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Washington
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Ottawa
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New York City
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Montreal
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More cities in United States
All of United States →- Anchorage Alaska
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- Phoenix Arizona
- Seattle Washington
- Washington District of Columbia
Source: IANA Time Zone Database 2026e, computed by TimeThen. Updated November 10, 2026. How we calculate times.