Chicago, United States
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Time in Chicago, United States right now
Chicago is a major city in Illinois, United States. Clocks follow the America/Chicago time zone: UTC-6 (CST) on January 15 and UTC-5 (CDT) on July 15, 2026. Other dates can use a different offset; see the clock changes below.
About 2.7 million people set their clocks to this time in Chicago alone.
Live clock for Chicago
Local times come from your browser's IANA time zone data.
Chicago time compared with UTC
Chicago runs UTC-6 in January and UTC-5 in July. When it is 12:00 UTC the clock in Chicago reads 06:00 in January and 07:00 in July.
These examples use January 15 and July 15, 2026. Where clocks change, other dates can use a different offset. Use the live converter for your exact date.
| UTC | Chicago in January | Chicago in July |
|---|---|---|
| 00:00 | 18:00 previous day | 19:00 previous day |
| 03:00 | 21:00 previous day | 22:00 previous day |
| 06:00 | 00:00 | 01:00 |
| 09:00 | 03:00 | 04:00 |
| 12:00 | 06:00 | 07:00 |
| 15:00 | 09:00 | 10:00 |
| 18:00 | 12:00 | 13:00 |
| 21:00 | 15:00 | 16:00 |
When the clocks change in Chicago
These are the recorded clock changes for Chicago in 2026 and 2027. Each row gives the date, the reading the clock shows as it changes, and what it jumps to.
| Date | Change | Clocks | New offset |
|---|---|---|---|
| Sunday, March 8, 2026 | Forward 1 hour | 02:00 to 03:00 | UTC-5 |
| Sunday, November 1, 2026 | Back 1 hour | 02:00 to 01:00 | UTC-6 |
| Sunday, March 14, 2027 | Forward 1 hour | 02:00 to 03:00 | UTC-5 |
| Sunday, November 7, 2027 | Back 1 hour | 02:00 to 01:00 | UTC-6 |
Computed from the IANA time zone database, the same source your operating system uses. Dates in future years follow the rules in force today; daylight saving law is set by governments and does change, sometimes at a few months' notice.
Time difference from Chicago
| City | In January | In July |
|---|---|---|
| New York City | 1 hour ahead of Chicago | 1 hour ahead of Chicago |
| London | 6 hours ahead of Chicago | 6 hours ahead of Chicago |
| Paris | 7 hours ahead of Chicago | 7 hours ahead of Chicago |
| Dubai | 10 hours ahead of Chicago | 9 hours ahead of Chicago |
| Mumbai | 11:30 hours ahead of Chicago | 10:30 hours ahead of Chicago |
| Singapore | 14 hours ahead of Chicago | 13 hours ahead of Chicago |
| Tokyo | 15 hours ahead of Chicago | 14 hours ahead of Chicago |
| Sydney | 17 hours ahead of Chicago | 15 hours ahead of Chicago |
| Los Angeles | 2 hours behind Chicago | 2 hours behind Chicago |
| Sao Paulo | 3 hours ahead of Chicago | 2 hours ahead of Chicago |
Sunrise and sunset in Chicago through the year
| Time of year | Sunrise | Sunset | Day length |
|---|---|---|---|
| March equinox (about Mar 20) | 06:53 | 19:02 | 12 h 09 m |
| June solstice (about Jun 21) | 05:15 | 20:29 | 15 h 13 m |
| September equinox (about Sep 22) | 06:38 | 18:48 | 12 h 10 m |
| December solstice (about Dec 21) | 07:14 | 16:22 | 9 h 08 m |
Computed for Chicago's own coordinates with standard NOAA solar equations. Full twilight and golden hour detail lives on the Chicago sunrise and sunset page.
Related city clocks
More cities in United States:
- New York City
- Los Angeles
- Brooklyn
- Queens
- Houston
- Phoenix
- Philadelphia
- San Antonio
- Manhattan
- San Diego
- The Bronx
- Dallas
Cities elsewhere on the exact same clock (America/Chicago):
Common questions about time in Chicago
What time zone is Chicago in?
Chicago uses the America/Chicago time zone: UTC-6 (CST) in January and UTC-5 (CDT) in July.
Does Chicago change its clocks in 2026?
Yes. In 2026 the clocks go forward on Sunday, March 8 at 02:00, and back on Sunday, November 1 at 02:00. The table above shows the size of each change and the resulting UTC offset.
What is the time difference between Chicago and New York City?
In January, New York City is 1 hour ahead of Chicago; in July it is 1 hour ahead of Chicago. The table above lists more cities.
City data from GeoNames (CC BY 4.0). Live times come from your browser's IANA time zone data; sun times use standard NOAA solar equations at Chicago's coordinates.