2145 Military Time

2145 = 9:45 PM. Say it: “twenty-one forty-five hours.”

9:45 PM
twenty-one forty-five hours

How 2145 converts to 9:45 PM

The hour 21 is in 13–23, so it's PM: subtract 12 → 9. Minutes (45) don't change. Result: 9:45 PM.

Bedtime hour for most, login hour for night crews — 2100 is when the two shifts trade places. If you log shifts in this format, the time card calculator accepts 24-hour times directly.

2145 at a glance

24-hour (military)2145
12-hour (regular)9:45 PM
Spoken“twenty-one forty-five hours”
Part of dayAfternoon / evening (PM)
On a timesheet21:45

A shift that starts at 2145

An 8-hour shift starting at 2145 ends at 0545 (clock out 5:45 AM). A 12-hour shift — the nursing standard — runs to 0945. Working from 2145 to 1700 is 19.25 hours; subtract an unpaid 30-minute lunch and the payable total is 18.75.

2145 — questions people ask

What is 2145 military time in 12-hour format?
2145 military time = 9:45 PM. The hour 21 is in 13–23, so it's PM: subtract 12 → 9. Minutes (45) don't change. Result: 9:45 PM.
How do you say 2145?
Say the hour, then the minutes: “twenty-one forty-five hours.” In casual settings many people just say “9.”
Is 2145 AM or PM?
PM — hours 1300–2359 are afternoon and evening, so 2145 = 9:45 PM.