Best overlap: 8:00 AM to 10:00 AM in Edinburgh is 4:00 PM to 6:00 PM in Kuala Lumpur.
The overlap falls at 8:00 AM to 10:00 AM in Edinburgh, or 4:00 PM to 6:00 PM if you're in Kuala Lumpur. The overlap is tight at roughly 2 hours, so protect it: 8:00 AM in Edinburgh / 4:00 PM in Kuala Lumpur is your safest recurring slot. The window above shifts seasonally: Edinburgh keeps daylight saving while Kuala Lumpur ignores it.
| Local time | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Edinburgh Europe/London | ||||||||||||||||||||||||
Kuala Lumpur Asia/Kuala Lumpur |
London to New York is five hours apart, except for the five weeks a year when it isn't. Exact overlap windows for every US zone, the 2026 DST mismatch dates, and where to put the recurring sync. -