Time now in Cook, Illinois , United States
UTC-05:00 • America/Chicago (CDT)
Your device clock is 676ms ahead of the detected local time (America/Chicago, UTC-05:00). Time reference obtained from NIST NTP servers with an accuracy of ±0.021 seconds.
09:57:06
Thursday, September 17, 2026, week 38
City details
Country
United States
State
Illinois
Lat/Long
41.8954, -87.6462
Time Zone
America/Chicago (
UTC-05:00
)
Country Code
US
Population
66,959
Sunrise
6:31 AM
Sunset
6:58 PM
Day length
12 hours 26 minutes