Set an alarm for 5 Hours

⏱ A countdown timer for 5 Hours (18,000 seconds). Press Start and an alarm sounds when time is up.
5 Hours Timer
5Hours
:
0Minutes
:
0Seconds
Friday, September 25, 2026

Set a timer for another length

5 Hours in other units

Seconds18,000
Milliseconds18,000,000
Minutes300
Hours5
Share of an hour500%
Share of a day20.833%
Fits into one day4.8 times

When does a 5 Hours timer end?

StartEnds
6:00 AM11:00 AM
8:00 AM1:00 PM
9:00 AM2:00 PM
12:00 PM5:00 PM
3:00 PM8:00 PM
6:00 PM11:00 PM
9:00 PM2:00 AM (+1 day)

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

What can you do in 5 hours?

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 5 hours timer

How do I set a timer for 5 hours?

Press Start on this page. The timer counts down 5 hours and plays an alarm sound when it reaches zero. You can pause or reset it at any time.

How many seconds is 5 hours?

5 Hours is 18,000 seconds.