Set an alarm for 3:00 PM

⏰ The alarm will ring at 3:00 PM — in 20 h 15 min
Alarm at 3:00 PM
⏰ 3:00 PM
20Hours
:
15Minutes
:
3Seconds
Friday, September 25, 2026

Set an alarm for another time

Best bedtimes to wake up at 3:00 PM

Go to bed atSleep cyclesSleep
5:45 AM69 h
7:15 AM57 h 30 min
8:45 AM46 h
10:15 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 3:00 PM alarm

Snooze length1st2nd3rd
5 minutes3:05 PM3:10 PM3:15 PM
9 minutes3:09 PM3:18 PM3:27 PM
10 minutes3:10 PM3:20 PM3:30 PM

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

About 3:00 PM

In the 3 PM hour many schools finish for the day and afternoon traffic starts to grow.

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

About 3:00 PM

12-hour clock3:00 PM
24-hour clock15:00
Military time1500
In wordsThree o'clock
Part of the dayAfternoon

Questions about a 3:00 PM alarm

How do I set an alarm for 3:00 PM?

Open this page, press “Start Alarm” and leave the tab open. The alarm rings at 3:00 PM, which is 20 hours, 15 minutes from now.

What time should I go to bed to wake up at 3:00 PM?

For five full sleep cycles, go to bed around 7:15 AM; for six cycles, around 5:45 AM.