0100 Military Time
0100 = 1:00 AM. Say it: “zero one hundred hours.”
1:00 AM
zero one hundred hours
How 0100 converts to 1:00 AM
The hour 01 is in 01–11, so it's AM: keep the hour (1), drop the leading zero; minutes (0) don't change. Result: 1:00 AM.
Deep night: overnight stock crews, dispatch desks, and the last leg of long-haul routes. If you log shifts in this format, the time card calculator accepts 24-hour times directly.
0100 at a glance
| 24-hour (military) | 0100 |
|---|---|
| 12-hour (regular) | 1:00 AM |
| Spoken | “zero one hundred hours” |
| Part of day | Morning (AM) |
| On a timesheet | 01:00 |
A shift that starts at 0100
An 8-hour shift starting at 0100 ends at 0900 (clock out 9:00 AM). A 12-hour shift — the nursing standard — runs to 1300. Working from 0100 to 1700 is 16 hours; subtract an unpaid 30-minute lunch and the payable total is 15.5.
0100 — questions people ask
What is 0100 military time in 12-hour format?
0100 military time = 1:00 AM. The hour 01 is in 01–11, so it's AM: keep the hour (1), drop the leading zero; minutes (0) don't change. Result: 1:00 AM.
How do you say 0100?
Say the hour, then the minutes: “zero one hundred hours.” In casual settings many people just say “1.”
Is 0100 AM or PM?
AM — hours 0100–1159 are morning hours, so 0100 = 1:00 AM.