What time is 1521 in military time?
👉 1521 hours is 3:21 PM in standard time
3:21 PM in every format
| 12-hour clock | 3:21 PM |
|---|---|
| 24-hour clock | 15:21 |
| Military time | 1521 hours |
| Military pronunciation | fifteen twenty-one hours |
| ISO 8601 | T15:21:00 |
| In words | Twenty-one minutes past three |
| Part of the day | Afternoon |
| Minutes since midnight | 921 |
| Day progress | 63.96% |
Reading 1521
Military time uses four digits without a colon and counts hours from 00 to 23. 1521 is pronounced “fifteen twenty-one hours”.
Hours 13–23 lose 12 and take PM: 15 − 12 = 3, so 15:21 → 3:21 PM.
When a time zone matters, the military adds a letter: 1521Z means 1521 in UTC, known as Zulu time.
Military time chart for 1500–1559
| Military | Standard |
|---|---|
| 1500 | 3:00 PM |
| 1505 | 3:05 PM |
| 1510 | 3:10 PM |
| 1515 | 3:15 PM |
| 1520 | 3:20 PM |
| 1525 | 3:25 PM |
| 1530 | 3:30 PM |
| 1535 | 3:35 PM |
| 1540 | 3:40 PM |
| 1545 | 3:45 PM |
| 1550 | 3:50 PM |
| 1555 | 3:55 PM |
Questions about What time is 1521 in military time?
What time is 1521 in military time?
1521 is 3:21 PM.
How do you say 1521?
Say “fifteen twenty-one hours”.