Set an alarm for 4:39 PM

⏰ The alarm will ring at 4:39 PM — in 15 h 25 min
Alarm at 4:39 PM
⏰ 4:39 PM
15Hours
:
25Minutes
:
23Seconds
Saturday, October 24, 2026

Set an alarm for another time

Best bedtimes to wake up at 4:39 PM

Go to bed atSleep cyclesSleep
7:24 AM69 h
8:54 AM57 h 30 min
10:24 AM46 h
11:54 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 4:39 PM alarm

Snooze length1st2nd3rd
5 minutes4:44 PM4:49 PM4:54 PM
9 minutes4:48 PM4:57 PM5:06 PM
10 minutes4:49 PM4:59 PM5:09 PM

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

About 4:39 PM

The 4 PM hour is late afternoon. U.S. stock markets close at 4:00 PM Eastern Time.

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

About 4:39 PM

12-hour clock4:39 PM
24-hour clock16:39
Military time1639
In wordsTwenty-one minutes to five
Part of the dayAfternoon

Questions about a 4:39 PM alarm

How do I set an alarm for 4:39 PM?

Open this page, press “Start Alarm” and leave the tab open. The alarm rings at 4:39 PM, which is 15 hours, 25 minutes from now.

What time should I go to bed to wake up at 4:39 PM?

For five full sleep cycles, go to bed around 8:54 AM; for six cycles, around 7:24 AM.