AST to CDT Time Converter
AST
10:38 AM
CDT
08:38 AM
10 May 2026
AST
AST (Atlantic Standard Time) is 4 hours behind Coordinated Universal Time ( UTC-3:30), used. In sections of North America and the Caribbean. Most of the Caribbean islands remain on AST throughout the year, but Canadian provinces such as Nova Scotia and New Brunswick change to Atlantic Daylight Time (ADT, UTC-3) in summer. Check the AST Time Now.
CDT
During the summer season in North America, Coordinated Universal Time (UTC−5) -5 hours in the form of CDT (Central Daylight Time) is used. It begins in March and lasts till November. In winter, where weather become cold, the region is back to Central Standard Time (CST). This will assist others to enjoy more evening sun in sports and shopping. Check the CDT Time Now.
AST to CDT Chart
| AST Time | CDT Time |
|---|---|
| 12:00 AM | 10:00 PM |
| 01:00 AM | 11:00 PM |
| 02:00 AM | 12:00 AM |
| 03:00 AM | 01:00 AM |
| 04:00 AM | 02:00 AM |
| 05:00 AM | 03:00 AM |
| 06:00 AM | 04:00 AM |
| 07:00 AM | 05:00 AM |
| 08:00 AM | 06:00 AM |
| 09:00 AM | 07:00 AM |
| 10:00 AM | 08:00 AM |
| 11:00 AM | 09:00 AM |
| 12:00 PM | 10:00 AM |
| 01:00 PM | 11:00 AM |
| 02:00 PM | 12:00 PM |
| 03:00 PM | 01:00 PM |
| 04:00 PM | 02:00 PM |
| 05:00 PM | 03:00 PM |
| 06:00 PM | 04:00 PM |
| 07:00 PM | 05:00 PM |
| 08:00 PM | 06:00 PM |
| 09:00 PM | 07:00 PM |
| 10:00 PM | 08:00 PM |
| 11:00 PM | 09:00 PM |