1630 Military Time

1630 = 4:30 PM. Say it: “sixteen thirty hours.”

4:30 PM
sixteen thirty hours

How 1630 converts to 4:30 PM

The hour 16 is in 13–23, so it's PM: subtract 12 → 4. Minutes (30) don't change. Result: 4:30 PM.

Late afternoon: the first commuters slip out, restaurants prep for dinner, stockrooms reconcile. If you log shifts in this format, the time card calculator accepts 24-hour times directly.

1630 at a glance

24-hour (military)1630
12-hour (regular)4:30 PM
Spoken“sixteen thirty hours”
Part of dayAfternoon / evening (PM)
On a timesheet16:30

A shift that starts at 1630

An 8-hour shift starting at 1630 ends at 0030 (clock out 12:30 AM). A 12-hour shift — the nursing standard — runs to 0430. Working from 1630 to 1700 is 0.50 hours; subtract an unpaid 30-minute lunch and the payable total is 0.

1630 — questions people ask

What is 1630 military time in 12-hour format?
1630 military time = 4:30 PM. The hour 16 is in 13–23, so it's PM: subtract 12 → 4. Minutes (30) don't change. Result: 4:30 PM.
How do you say 1630?
Say the hour, then the minutes: “sixteen thirty hours.” In casual settings many people just say “4.”
Is 1630 AM or PM?
PM — hours 1300–2359 are afternoon and evening, so 1630 = 4:30 PM.