Set an alarm for 2:38

⏰ The alarm will ring at 2:38 AM — in 0 h 40 min
Alarm at 2:38 AM
⏰ 2:38 AM
0Hours
:
40Minutes
:
0Seconds
Saturday, October 24, 2026

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Best bedtimes to wake up at 2:38 AM

Go to bed atSleep cyclesSleep
5:23 PM69 h
6:53 PM57 h 30 min
8:23 PM46 h
9:53 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 2:38 AM alarm

Snooze length1st2nd3rd
5 minutes2:43 AM2:48 AM2:53 AM
9 minutes2:47 AM2:56 AM3:05 AM
10 minutes2:48 AM2:58 AM3:08 AM

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

About 2:38 AM

Around 2 AM most people are in their deepest stretch of sleep. In regions that observe daylight saving time, clocks usually change at 2:00 AM.

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

About 2:38 AM

12-hour clock2:38 AM
24-hour clock02:38
Military time0238
In wordsTwenty-two minutes to three
Part of the dayNight

Questions about a 2:38 alarm

How do I set an alarm for 2:38?

Open this page, press “Start Alarm” and leave the tab open. The alarm rings at 2:38 AM, which is 40 minutes from now.

What time should I go to bed to wake up at 2:38 AM?

For five full sleep cycles, go to bed around 6:53 PM; for six cycles, around 5:23 PM.