06:39 is 6:39 AM on a 12-hour clock and "06:39 Hours" in Military Time. We use this system throughout the world (not just the military) and leverages a 24-hour time clock rather than the 12-hour AM/PM system known to most English-speaking countries. Below are ways to convert 06:39 through a time chart, automated calculator, and ways to convert by hand.
24-hour format | 12-hour format |
---|---|
06:39 | 6:39 AM |
A quick cheatsheet for all time conversions like 6:39 AM. Click the clock. Select your time. We'll highlight the row for the time you choose.
It is easy to convert from 24-hour time to 12-hour time once you know a few tricks. The primary difference between the two is that the hours in a 24-hour clock go all the way up to 23 (from 0 to 23). In a 12-hour clock, the hour resets to 1 after noon (midday). Follow the steps below to convert 06:39 to 12-hour time.
24-hour time is used in aviation, military, meteorology, logistics, and other fields. The 12-hour clock is only used in 18 countries globally, including the United States and Canada. 24-hour time and military time are very similar! See our military time converter for more information.
24 Hour Clock | 12 Hour Clock (AM/PM) | Military Time |
---|---|---|
06:39 | 6:39 | 0639 |
06:44 | 6:44 | 0644 |
06:49 | 6:49 | 0649 |
06:54 | 6:54 | 0654 |
06:59 | 6:59 | 0659 |
07:04 | 7:04 | 0704 |
07:09 | 7:09 | 0709 |
07:14 | 7:14 | 0714 |
07:19 | 7:19 | 0719 |
07:24 | 7:24 | 0724 |
07:29 | 7:29 | 0729 |
07:34 | 7:34 | 0734 |
07:39 | 7:39 | 0739 |
07:44 | 7:44 | 0744 |
07:49 | 7:49 | 0749 |
07:54 | 7:54 | 0754 |