12 AM EST to GMT
Eastern Standard Time → Greenwich Mean Time
Outside business hours
EST
12 AM
UTC-4
=
GMT
4 AM
UTC+0
12 AM EST (Eastern Standard Time) equals 4 AM GMT (Greenwich Mean Time). This falls outside typical business hours for one or both regions.
Live — EST
14:06:12
Tuesday, March 17
UTC-4
DST activeLive — GMT
18:06:12
Tuesday, March 17
UTC+0
Daylight Saving Time (DST)
- EST (Eastern Standard Time) observes DST — currently active (clocks are +1h ahead).
- GMT (Greenwich Mean Time) observes DST — currently not active (standard time).
- DST transitions may shift this offset by ±1 hour twice per year.
GMT
- Full name
- Greenwich Mean Time
- UTC offset
- UTC+0
- DST
- Observed (inactive)
- Region
- Europe/Africa
24-Hour Comparison — EST to GMT
Click any row to jump to that hour's page.
12 AM6 AM12 PM6 PM11 PM
ESTGMTDayMeeting
12 AMthis
4 AM
–
Off hours
1 AM
5 AM
–
Off hours
2 AM
6 AM
–
Off hours
3 AM
7 AM
–
Off hours
4 AM
8 AM
–
Early/Late
5 AM
9 AM
–
Early/Late
6 AM
10 AM
–
Early/Late
7 AM
11 AM
–
Early/Late
8 AM
12 PM
–
Good
9 AM
1 PM
–
Good
10 AM
2 PM
–
Good
11 AM
3 PM
–
Good
12 PM
4 PM
–
Good
1 PM
5 PM
–
Good
2 PM
6 PM
–
Good
3 PM
7 PM
–
Early/Late
4 PM
8 PM
–
Early/Late
5 PM
9 PM
–
Early/Late
6 PM
10 PM
–
Early/Late
7 PM
11 PM
–
Off hours
8 PM
12 AM
+1d
Off hours
9 PM
1 AM
+1d
Off hours
10 PM
2 AM
+1d
Off hours
11 PM
3 AM
+1d
Off hours
Green = business hours overlap · Amber = partial · Red = off hours
Nearby Hours — EST to GMT
Full EST ↔ GMT Conversion
Complete 24-hour table, live clocks, and meeting time planner