Set an alarm for 2:39

⏰ The alarm will ring at 2:39 AM — in 0 h 31 min
Alarm at 2:39 AM
⏰ 2:39 AM
0Hours
:
31Minutes
:
17Seconds
Saturday, October 24, 2026

Set an alarm for another time

Best bedtimes to wake up at 2:39 AM

Go to bed atSleep cyclesSleep
5:24 PM69 h
6:54 PM57 h 30 min
8:24 PM46 h
9:54 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 2:39 AM alarm

Snooze length1st2nd3rd
5 minutes2:44 AM2:49 AM2:54 AM
9 minutes2:48 AM2:57 AM3:06 AM
10 minutes2:49 AM2:59 AM3:09 AM

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

About 2:39 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 2:39 AM

12-hour clock2:39 AM
24-hour clock02:39
Military time0239
In wordsTwenty-one minutes to three
Part of the dayNight

Questions about a 2:39 alarm

How do I set an alarm for 2:39?

Open this page, press “Start Alarm” and leave the tab open. The alarm rings at 2:39 AM, which is 31 minutes, 17 seconds from now.

What time should I go to bed to wake up at 2:39 AM?

For five full sleep cycles, go to bed around 6:54 PM; for six cycles, around 5:24 PM.