Set the alarm clock for 3:07 am

 

Leave this tab open — the alarm only rings while the tab stays open.

The alarm goes off in: ::
 
 

Going to bed for a 3:07 am alarm

  • Asleep by 5:52 pm — 6 full sleep cycles, about 9 hours
  • Asleep by 7:22 pm — 5 full sleep cycles, about 7 hours
  • Asleep by 8:52 pm — 4 full sleep cycles, about 6 hours

A sleep cycle runs about 90 minutes, and most people take around 15 minutes to drop off. Waking at the end of a cycle feels easier than waking in the middle of one.

3:07 am across the country

Sydney3:07 am
Brisbane3:07 am
Adelaide2:37 am
Perth1:07 am
Darwin2:37 am

Times are worked out live in your browser, so daylight saving is already accounted for.

Online alarm clock for 3:07 am

As you finish packing and head out for the Sydney-to-Canberra drive, a 3:07 am alarm gives you a clear moment to leave while the road is still quiet. It is early enough to get moving well before 4:00 am without making the departure feel rushed. Keep your keys, water and anything needed for the trip together so the alarm marks the point when preparation ends and you walk out.

A sleeping household changes what the alarm needs to do: a gentle tone may avoid a jarring start, while a persistent one is harder to miss when you are tired. Choose a sound that suits the room, then set the volume high enough to reach you from where the phone will sit. If the browser stops running before 3:07 am, the alarm cannot sound, and the Sydney-to-Canberra drive may begin later than planned.

Leaving in the middle of the night can make the rest of the day feel unusually long, so the departure plan should include breathing room before the next commitment. Allow time after arrival to park, collect your things and reset rather than treating the driving estimate as the whole schedule. A small buffer also means a fuel stop or a slower section of road does not immediately press against whatever follows later that day.

Common questions

Do I need to create an account or download anything?

No, there's nothing to sign up for and nothing to install. Pick a time and a sound, press Start, and it runs entirely in this browser tab.

Can I change the alarm sound?

Yes, there's a short list of tones to choose from before you press Start. Pick whichever one you're most likely to actually hear — softer sounds are easier to sleep through than a firm chime or bell.

What happens once the alarm goes off?

It rings through your device's speakers on a loop until you stop it from this page. There's no separate app notification, so make sure your volume is turned up before you rely on it.

Is this alarm accurate across daylight saving time?

It uses your device's local clock, so as long as your computer's time and date settings are correct, it'll adjust automatically when daylight saving time starts or ends.