Set an alarm for 8 Hours 20 Minutes

⏱ A countdown timer for 8 Hours 20 Minutes (30,000 seconds). Press Start and an alarm sounds when time is up.
8 Hours 20 Minutes Timer
8Hours
:
20Minutes
:
0Seconds
Monday, November 9, 2026

Set a timer for another length

8 Hours 20 Minutes in other units

Seconds30,000
Milliseconds30,000,000
Minutes500
Hours8.333
Share of an hour833.33%
Share of a day34.722%
Fits into one day2.88 times

When does a 8 Hours 20 Minutes timer end?

StartEnds
6:00 AM2:20 PM
8:00 AM4:20 PM
9:00 AM5:20 PM
12:00 PM8:20 PM
3:00 PM11:20 PM
6:00 PM2:20 AM (+1 day)
9:00 PM5:20 AM (+1 day)

Press Start above and the finish time for right now is shown under the timer.

What can you do in 8 hours 20 minutes?

Let bread dough rise or run a slow cooker.

Limit screen time or a game session.

Track a full night's sleep — adults need 7 or more hours.

Questions about the 8 hours 20 minutes timer

How do I set a timer for 8 hours 20 minutes?

Press Start on this page. The timer counts down 8 hours 20 minutes and plays an alarm sound when it reaches zero. You can pause or reset it at any time.

How many seconds is 8 hours 20 minutes?

8 Hours 20 Minutes is 30,000 seconds.