12 AM GMT to EDT
Greenwich Mean Time → Eastern Daylight Time
Outside business hours
GMT
12 AM
UTC+1
=
EDT
7 PM
UTC-4
(-1 day)12 AM GMT (Greenwich Mean Time) equals 7 PM EDT (previous day) (Eastern Daylight Time). This falls outside typical business hours for one or both regions.
Live — GMT
15:43:26
Tuesday, May 12
UTC+1
DST activeLive — EDT
10:43:26
Tuesday, May 12
UTC-4
DST activeDaylight Saving Time (DST)
- GMT (Greenwich Mean Time) observes DST — currently active (clocks are +1h ahead).
- DST transitions may shift this offset by ±1 hour twice per year.
EDT
- Full name
- Eastern Daylight Time
- UTC offset
- UTC-4
- DST
- Not observed
- Region
- North America
24-Hour Comparison — GMT to EDT
Click any row to jump to that hour's page.
12 AM6 AM12 PM6 PM11 PM
GMTEDTDayMeeting
12 AMthis
7 PM
-1d
Off hours
1 AM
8 PM
-1d
Off hours
2 AM
9 PM
-1d
Off hours
3 AM
10 PM
-1d
Off hours
4 AM
11 PM
-1d
Off hours
5 AM
12 AM
–
Off hours
6 AM
1 AM
–
Off hours
7 AM
2 AM
–
Off hours
8 AM
3 AM
–
Early/Late
9 AM
4 AM
–
Early/Late
10 AM
5 AM
–
Early/Late
11 AM
6 AM
–
Early/Late
12 PM
7 AM
–
Early/Late
1 PM
8 AM
–
Good
2 PM
9 AM
–
Good
3 PM
10 AM
–
Good
4 PM
11 AM
–
Good
5 PM
12 PM
–
Good
6 PM
1 PM
–
Good
7 PM
2 PM
–
Early/Late
8 PM
3 PM
–
Early/Late
9 PM
4 PM
–
Early/Late
10 PM
5 PM
–
Early/Late
11 PM
6 PM
–
Early/Late
Green = business hours overlap · Amber = partial · Red = off hours
All Hours — GMT to EDT
Hub page →GMT ↔ EDT Overview
Full 24-hour chart, live clocks, FAQ