Set an alarm for 8:15 PM

⏰ The alarm will ring at 8:15 PM — in 20 h 00 min
Alarm at 8:15 PM
⏰ 8:15 PM
20Hours
:
0Minutes
:
37Seconds
Saturday, October 24, 2026

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Best bedtimes to wake up at 8:15 PM

Go to bed atSleep cyclesSleep
11:00 AM69 h
12:30 PM57 h 30 min
2:00 PM46 h
3:30 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 8:15 PM alarm

Snooze length1st2nd3rd
5 minutes8:20 PM8:25 PM8:30 PM
9 minutes8:24 PM8:33 PM8:42 PM
10 minutes8:25 PM8:35 PM8:45 PM

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

About 8:15 PM

The 8 PM hour begins prime time on U.S. television (8–11 PM Eastern), when the most people watch TV.

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

About 8:15 PM

12-hour clock8:15 PM
24-hour clock20:15
Military time2015
In wordsQuarter past eight
Part of the dayEvening

Questions about a 8:15 PM alarm

How do I set an alarm for 8:15 PM?

Open this page, press “Start Alarm” and leave the tab open. The alarm rings at 8:15 PM, which is 20 hours, 37 seconds from now.

What time should I go to bed to wake up at 8:15 PM?

For five full sleep cycles, go to bed around 12:30 PM; for six cycles, around 11:00 AM.