CDT to CST Time Converter
Live conversion between Central Daylight Time (CDT) and Central Standard Time (CST).
CDT now
8:47:32 PM
Thursday, Apr 16, 2026
CST now
8:47:32 PM
Thursday, Apr 16, 2026
CDT and CST share the same IANA zone (America/Chicago). The same clock is called CST in winter and CDT in summer — they differ by exactly one hour.
CDT → CST for every hour
| CDT (Chicago) | CST |
|---|---|
| 12:00 AM | 12:00 AM |
| 1:00 AM | 1:00 AM |
| 2:00 AM | 2:00 AM |
| 3:00 AM | 3:00 AM |
| 4:00 AM | 4:00 AM |
| 5:00 AM | 5:00 AM |
| 6:00 AM | 6:00 AM |
| 7:00 AM | 7:00 AM |
| 8:00 AM | 8:00 AM |
| 9:00 AM | 9:00 AM |
| 10:00 AM | 10:00 AM |
| 11:00 AM | 11:00 AM |
| 12:00 PM | 12:00 PM |
| 1:00 PM | 1:00 PM |
| 2:00 PM | 2:00 PM |
| 3:00 PM | 3:00 PM |
| 4:00 PM | 4:00 PM |
| 5:00 PM | 5:00 PM |
| 6:00 PM | 6:00 PM |
| 7:00 PM | 7:00 PM |
| 8:00 PM | 8:00 PM |
| 9:00 PM | 9:00 PM |
| 10:00 PM | 10:00 PM |
| 11:00 PM | 11:00 PM |
Highlighted row is the current CDT hour. Times computed from IANA zones — DST-safe.
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Where each zone is used
CDT — Central Daylight Time
United States (Central, summer)
Cities: Chicago, Houston, Dallas, New Orleans, Minneapolis
CST — Central Standard Time
United States (Central, winter)
Cities: Chicago, Houston, Dallas, New Orleans, Minneapolis
More CDT converters
Frequently asked questions
What is CDT to CST time difference?
CDT (Central Daylight Time) is UTC −5 and CST (Central Standard Time) is UTC −6. Use the live clock and 24-hour table on this page for the exact current difference.
Does CDT change for daylight saving?
Yes — CDT is the summer (DST) form of its time zone.
What time is 9am CDT in CST?
9:00 AM CDT ≈ 9:00 AM CST.