United States • Local Time
Saturday, December 27, 2025
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Chicago, the Windy City, operates on Central Standard Time (CST/UTC-6) in winter and Central Daylight Time (CDT/UTC-5) in summer. Located on Lake Michigan's shores, it's America's third-largest city and a global center for finance, culture, and architecture.
DST runs second Sunday of March to first Sunday of November. Clocks spring forward at 2:00 AM in March, fall back in November. Same schedule as most US states.
Chicago is UTC-6 (CST) / UTC-5 (CDT). When it's noon in Chicago: New York 1:00 PM, London 6:00 PM, Tokyo 3:00 AM (+1).
Standard business hours 9:00 AM to 5:00 PM. Shops typically 10:00 AM to 9:00 PM. Chicago Board of Trade opens 8:30 AM CST.
Chicago is 1 hour behind New York, 6 hours behind London. Central Time covers major cities like Houston, Dallas, and New Orleans. Chicago Mercantile Exchange is a major global derivatives marketplace.
Late spring (May-Jun) and early fall (Sep-Oct) offer pleasant weather.
Third-largest US city. Diverse with significant African American, Hispanic, and Polish communities. Major financial and transportation hub.
Humid continental with hot summers (22-30°C) and cold winters (-6 to 2°C). Famous for wind off Lake Michigan.