To convert standard AM/PM time to military time, write the hour and minutes as four digits and use the 24-hour clock. Morning times stay close to the same, while PM times after noon add 12 to the hour.
For example, 8:30 AM becomes 0830 military time, and 5:30 PM becomes 1730 military time.
Standard Time to Military Time Chart
| Standard Time | Military Time | 24-Hour Time |
|---|---|---|
| 12:00 AM | 0000 | 00:00 |
| 1:00 AM | 0100 | 01:00 |
| 6:15 AM | 0615 | 06:15 |
| 8:30 AM | 0830 | 08:30 |
| 10:45 AM | 1045 | 10:45 |
| 11:59 AM | 1159 | 11:59 |
| 12:00 PM | 1200 | 12:00 |
| 1:00 PM | 1300 | 13:00 |
| 2:30 PM | 1430 | 14:30 |
| 5:00 PM | 1700 | 17:00 |
| 6:45 PM | 1845 | 18:45 |
| 9:15 PM | 2115 | 21:15 |
| 11:59 PM | 2359 | 23:59 |
How to Convert AM to Military Time
For AM times from 1:00 AM through 9:59 AM, add a leading zero before the hour. Keep the minutes exactly the same.
- 1:00 AM = 0100
- 4:05 AM = 0405
- 7:30 AM = 0730
- 9:45 AM = 0945
- 10:15 AM = 1015
- 11:59 AM = 1159
The special AM time is midnight: 12:00 AM becomes 0000.
How to Convert PM to Military Time
For PM times from 1:00 PM through 11:59 PM, add 12 to the hour. Keep the minutes unchanged.
| Standard Time | Hour Calculation | Military Time |
|---|---|---|
| 1:00 PM | 1 + 12 = 13 | 1300 |
| 2:15 PM | 2 + 12 = 14 | 1415 |
| 3:30 PM | 3 + 12 = 15 | 1530 |
| 5:00 PM | 5 + 12 = 17 | 1700 |
| 6:45 PM | 6 + 12 = 18 | 1845 |
| 9:30 PM | 9 + 12 = 21 | 2130 |
| 11:59 PM | 11 + 12 = 23 | 2359 |
The special PM time is noon: 12:00 PM becomes 1200. Do not add 12 to noon.
Easy Rules to Remember
- Midnight is 0000.
- For 1:00 AM to 9:59 AM, add a zero before the hour.
- For 10:00 AM to 11:59 AM, keep the hour as written.
- Noon is 1200.
- For 1:00 PM to 11:59 PM, add 12 to the hour.
- Keep the minutes the same in every conversion.
Common Standard Time to Military Time Examples
- 7:00 AM = 0700
- 8:15 AM = 0815
- 12:30 PM = 1230
- 1:45 PM = 1345
- 3:00 PM = 1500
- 5:30 PM = 1730
- 7:00 PM = 1900
- 10:45 PM = 2245
Frequently Asked Questions
What is 5 PM in military time?
5:00 PM is 1700 military time.
What is 8:30 AM in military time?
8:30 AM is 0830 military time.
What is 12 AM in military time?
12:00 AM is 0000 military time.
What is 12 PM in military time?
12:00 PM is 1200 military time.
Do you add 12 for every PM time?
Add 12 for 1:00 PM through 11:59 PM. Do not add 12 to noon because 12:00 PM is already 1200.
Use the Military Time Converter to convert AM/PM time instantly.
View the full Military Time Conversion chart.