How to convert 0400 to standard time
For hours 01-11, keep the same hour and it's AM: 0400 is 4:00 AM.
0400 falls late at night or in the small hours, when it usually shows up on schedules for overnight shifts, red-eye flights, security logs or parking restrictions.
How to convert 4 AM to military time
4 AM keeps the same hour in military time and drops the AM: 4:00 AM becomes 0400.
Times near 0400
| Military | Standard |
|---|---|
| 0300 | 3:00 AM |
| 0315 | 3:15 AM |
| 0330 | 3:30 AM |
| 0345 | 3:45 AM |
| 0400 | 4:00 AM |
| 0415 | 4:15 AM |
| 0430 | 4:30 AM |
| 0445 | 4:45 AM |
| 0500 | 5:00 AM |
See every hour, plus every 15-minute mark, in the full military time chart.
Frequently asked questions
What time is 0400 in military time?
0400 military time is 4:00 AM. For hours 01-11, keep the same hour and it's AM: 0400 is 4:00 AM.
How do I say 0400 out loud?
0400 is said "zero four hundred hours". Military time is read as the hour, then the minutes, then "hours", with a round hour adding "hundred".
What is 4 AM in military time?
4 AM is 0400 in military time. 4 AM keeps the same hour in military time and drops the AM: 4:00 AM becomes 0400.
Is 0400 AM or PM?
0400 is in the AM (morning/night side of the clock): military hours 00-11 are all AM, and 0400 is 4:00 AM.
What comes right before and after 0400 military time?
0300 comes right before 0400, and 0500 comes right after. The military time converter has a full chart and every hour of the day.