Set an alarm for 12:38

⏰ The alarm will ring at 12:38 PM — in 10 h 29 min
Alarm at 12:38 PM
⏰ 12:38 PM
10Hours
:
29Minutes
:
45Seconds
Saturday, October 24, 2026

Set an alarm for another time

Best bedtimes to wake up at 12:38 PM

Go to bed atSleep cyclesSleep
3:23 AM69 h
4:53 AM57 h 30 min
6:23 AM46 h
7:53 AM34 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 12:38 PM alarm

Snooze length1st2nd3rd
5 minutes12:43 PM12:48 PM12:53 PM
9 minutes12:47 PM12:56 PM1:05 PM
10 minutes12:48 PM12:58 PM1:08 PM

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

About 12:38 PM

Noon is the middle of the day on the clock and a common lunchtime. On a 12-hour clock it is written 12:00 PM.

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

About 12:38 PM

12-hour clock12:38 PM
24-hour clock12:38
Military time1238
In wordsTwenty-two minutes to one
Part of the dayAfternoon

Questions about a 12:38 alarm

How do I set an alarm for 12:38?

Open this page, press “Start Alarm” and leave the tab open. The alarm rings at 12:38 PM, which is 10 hours, 29 minutes from now.

What time should I go to bed to wake up at 12:38 PM?

For five full sleep cycles, go to bed around 4:53 AM; for six cycles, around 3:23 AM.