What time should I go to bed if I wake up at 6:00 AM?

The simplest answer for a 6:00 AM wake-up is a 10:15 PM bedtime, which fits five 90-minute cycles and gives about 7.5 hours of sleep. Prefer a longer night? 8:45 PM adds one more cycle for around 9 hours. Each suggestion leaves roughly 15 minutes to nod off, so you surface at the lightest point of a cycle.

Bedtimes for every number of sleep cycles

Times include about 15 minutes to fall asleep; one sleep cycle lasts about 90 minutes. Adults need at least 7 hours a night.

Your day around a 6:00 AM wake-up

Who wakes at 6:00 AM, and how to protect the first hour

6:00 AM is the alarm of the classic early workday. It suits people who catch a commuter train, who have a dog that needs a proper walk before work, or who simply like an unhurried morning before a standard office start. Going to bed at 10:15 PM still leaves an ordinary evening: time to cook, see friends and watch an episode of something, as long as you stop when the evening is over.

The biggest threat to this schedule is not the bedtime but the first ten minutes after waking. Reaching for the phone in bed pulls you straight into email, headlines and group chats, and a morning that should feel spacious turns reactive. Many people on this routine say the habit that changed their mornings most was charging the phone outside the bedroom and buying a basic alarm clock.

For dog owners, the morning outing is a gift in disguise. A brisk 20 minutes outdoors combines movement, fresh air and early light that steadies your body clock, and the dog will make sure you never skip it, rain or shine.

Tips for calm 6:00 AM mornings

• Charge your phone in the kitchen. Without it on the bedside table, you will not scroll past 10:15 PM or check messages before you are even out of bed.
• Keep the first hour phone-free. Hold off on email and social media until you are on the train or at your desk, and use the hour for breakfast, the walk and getting ready.
• Eat breakfast at home, not on the platform. Something with protein and fibre, such as eggs, oats or yoghurt, keeps energy steadier through the morning than a pastry from the station kiosk.
• Give the train ride a job. Reading, a podcast or planning the day turns the journey into something you look forward to, rather than an early extension of the inbox.
• Walk the dog, then make the coffee. Many people find that heading out first and having coffee once they are back makes the caffeine feel more useful later in the morning.
• Keep a dark-morning kit by the door. Waterproofs, a head torch and a reflective lead mean a wet winter morning never becomes the reason to stay under the duvet.

How to move your wake-up to 6:00 AM in 10 days

If you currently get up about an hour later, move your alarm and bedtime 15 minutes earlier every three days so your body clock can keep up.

The weekend rule

On days off, get up by 7:00 AM and go to bed by 11:15 PM. Drifting more than an hour creates “social jet lag” that makes Monday’s 6:00 AM alarm feel much earlier.