Set an alarm for 2:31

⏰ The alarm will ring at 2:31 AM — in 0 h 23 min
Alarm at 2:31 AM
⏰ 2:31 AM
0Hours
:
23Minutes
:
16Seconds
Saturday, October 24, 2026

Set an alarm for another time

Best bedtimes to wake up at 2:31 AM

Go to bed atSleep cyclesSleep
5:16 PM69 h
6:46 PM57 h 30 min
8:16 PM46 h
9:46 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 2:31 AM alarm

Snooze length1st2nd3rd
5 minutes2:36 AM2:41 AM2:46 AM
9 minutes2:40 AM2:49 AM2:58 AM
10 minutes2:41 AM2:51 AM3:01 AM

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

About 2:31 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 2:31 AM

12-hour clock2:31 AM
24-hour clock02:31
Military time0231
In wordsTwenty-nine minutes to three
Part of the dayNight

Questions about a 2:31 alarm

How do I set an alarm for 2:31?

Open this page, press “Start Alarm” and leave the tab open. The alarm rings at 2:31 AM, which is 23 minutes, 16 seconds from now.

What time should I go to bed to wake up at 2:31 AM?

For five full sleep cycles, go to bed around 6:46 PM; for six cycles, around 5:16 PM.