America/Chicago • live clock
Current time in Chicago, United States
Central Time alternates between CST (UTC-6) and CDT (UTC-5). The live clock for Chicago, United States applies the correct seasonal rule automatically. The live clock is synchronized with Digital Clock Online’s server after the page loads.
Synchronizing with server time.
America/Chicago at a glance
- IANA time zone
- America/Chicago
- Time-zone name
- Central Time (CST)
- Standard offset
- UTC-6
- Seasonal offset
- UTC-5 (CDT)
- Daylight saving
- Observed; exact dates below
- Used in
- the United States
When clocks change in Chicago, United States
These scheduled changes cover 2026 and 2027. Each row gives the exact UTC instant, direction and resulting offset.
| UTC instant | Change | Resulting time |
|---|---|---|
| March 8, 2026 at 8:00 AM UTC | Clocks move forward 1 hour | CDT (UTC-5) |
| November 1, 2026 at 7:00 AM UTC | Clocks move back 1 hour | CST (UTC-6) |
| March 14, 2027 at 8:00 AM UTC | Clocks move forward 1 hour | CDT (UTC-5) |
| November 7, 2027 at 7:00 AM UTC | Clocks move back 1 hour | CST (UTC-6) |
Places that use America/Chicago
America/Chicago covers Chicago, Houston, San Antonio, Dallas. Its country relationships are the United States.
Time difference between Chicago, United States and other cities
| City | Time zone | Difference from Chicago |
|---|---|---|
| London | Europe/London | 6 hours ahead |
| New York | America/New_York | 1 hour ahead |
| Los Angeles | America/Los_Angeles | 2 hours behind |
| Dubai | Asia/Dubai | 10 hours ahead |
| Singapore | Asia/Singapore | 14 hours ahead |
| Tokyo | Asia/Tokyo | 15 hours ahead |
| Sydney | Australia/Sydney | 16 hours ahead |
| Your time zone | Detected after this page loads | Calculating your current difference |
Reference-city differences use standard offsets. Where either place changes clocks seasonally, the gap can change during the year.
Zones on the same standard time as Chicago, United States
These zones share UTC-6 as their standard offset. Seasonal rules can make their live clocks differ during part of the year.