Set an alarm for 11:30 PM

⏰ The alarm will ring at 11:30 PM — in 4 h 44 min
Alarm at 11:30 PM
⏰ 11:30 PM
4Hours
:
44Minutes
:
53Seconds
Friday, September 25, 2026

Set an alarm for another time

Best bedtimes to wake up at 11:30 PM

Go to bed atSleep cyclesSleep
2:15 PM69 h
3:45 PM57 h 30 min
5:15 PM46 h
6:45 PM34 h 30 min

Assumes about 15 minutes to fall asleep and sleep cycles of roughly 90 minutes. Cycle length varies from person to person, so treat these as estimates.

Snooze times after a 11:30 PM alarm

Snooze length1st2nd3rd
5 minutes11:35 PM11:40 PM11:45 PM
9 minutes11:39 PM11:48 PM11:57 PM
10 minutes11:40 PM11:50 PM12:00 AM

Nine minutes is the traditional snooze length on many alarm clocks.

About 11:30 PM

11 PM is the last hour of the calendar day; anything due 'by end of day' must be done before midnight.

Press “Start Alarm” and keep this tab open; press “Test Alarm” first to check the volume.

About 11:30 PM

12-hour clock11:30 PM
24-hour clock23:30
Military time2330
In wordsHalf past eleven
Part of the dayNight

Questions about a 11:30 PM alarm

How do I set an alarm for 11:30 PM?

Open this page, press “Start Alarm” and leave the tab open. The alarm rings at 11:30 PM, which is 4 hours, 44 minutes from now.

What time should I go to bed to wake up at 11:30 PM?

For five full sleep cycles, go to bed around 3:45 PM; for six cycles, around 2:15 PM.