Time in EDT and ADT
The time difference between Eastern Daylight Time (EDT) and Atlantic Daylight Time (ADT) is 1 hour. Atlantic Daylight Time is 1 hour ahead of Eastern Daylight Time.
This means 9am EDT is 10am ADT and 5pm EDT is 6pm ADT.
Eastern Daylight Time
- The current local time in EDT is 6:21 am (July 1, 2026)
- EDT time zone offset is UTC-04:00
Atlantic Daylight Time
- The current local time in ADT is 5:21 am (July 1, 2026)
- ADT time zone offset is UTC-03:00
How to convert Eastern Daylight Time to Atlantic Daylight Time?
Add 1 hour to Eastern Daylight Time to get Atlantic Daylight Time.
Time in EDT
00:00
Time in ADT
00:00
Use the slider above to convert Eastern Daylight Time to Atlantic Daylight Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| EDT | ADT |
|---|---|
| 12am | 1am |
| 1am | 2am |
| 2am | 3am |
| 3am | 4am |
| 4am | 5am |
| 5am | 6am |
| 6am | 7am |
| 7am | 8am |
| 8am | 9am |
| 9am | 10am |
| 10am | 11am |
| 11am | 12pm |
| 12pm | 1pm |
| 1pm | 2pm |
| 2pm | 3pm |
| 3pm | 4pm |
| 4pm | 5pm |
| 5pm | 6pm |
| 6pm | 7pm |
| 7pm | 8pm |
| 8pm | 9pm |
| 9pm | 10pm |
| 10pm | 11pm |
| 11pm | 12am |