Quarter to Twelve

Time in GMT and ADT

The time difference between Greenwich Mean Time (GMT) and Atlantic Daylight Time (ADT) is 3 hours. Atlantic Daylight Time is 3 hours behind Greenwich Mean Time.

Greenwich Mean Time

  • The current local time in GMT is 1:08 pm (April 26, 2024)
  • GMT time zone offset is UTC+00:00

Atlantic Daylight Time

  • The current local time in ADT is 10:08 am (April 26, 2024)
  • ADT time zone offset is UTC-03:00

How to convert Greenwich Mean Time to Atlantic Daylight Time?

Subtract 3 hours from Greenwich Mean Time to get Atlantic Daylight Time.

Time in GMT

00:00

Time in ADT

00:00

Use the slider above to convert Greenwich Mean Time to Atlantic Daylight Time and view the day and night map at different times.

Day–night colors on the map:
Day colors Day
Civil twilight colors Civil twilight
Nautical twilight colors Nautical twilight
Astronomical twilight colors Astronomical twilight
Night colors Night

Time Conversion Chart

GMTADT
12am9pm
1am10pm
2am11pm
3am12am
4am1am
5am2am
6am3am
7am4am
8am5am
9am6am
10am7am
11am8am
12pm9am
1pm10am
2pm11am
3pm12pm
4pm1pm
5pm2pm
6pm3pm
7pm4pm
8pm5pm
9pm6pm
10pm7pm
11pm8pm