How long until 1:00 AM?
Counting down to 1:00 AM? This is the small-hours part of the day, when night workers, travelers and night owls tend to watch the clock. The live timer below tracks every second left until 1:00 AM.
Counting down to 1:00 AM
The wait time for 1:00 AM, unit by unit
How many hours until 1:00 AM?
–How many minutes until 1:00 AM?
–How many seconds until 1:00 AM?
–How much longer until 1:00 AM?
–Totals refresh every second and count full units only. If 1:00 AM has passed for today, they count toward tomorrow.
About 1:00 AM
On a 24-hour clock 1:00 AM is written 01:00, and in military time it becomes 0100, read as "zero one hundred." By 1:00 AM, 4.2% of the day has gone by, with 23 hours left before midnight.
- 24-hour clock
- 01:00
- Military time
- 0100 hours
- Minutes after midnight
- 60
- Share of the day passed
- 4.2%
- Part of the day
- Late night
- Twelve hours away
- 1:00 PM
Count down to another time or date
Countdowns to nearby times
Every five minutes in the 1 AM hour
More times to count down to
Days of the week
Questions about 1:00 AM
What is 1:00 AM in 24-hour time?
1:00 AM is 01:00 on a 24-hour clock. In military time it is written 0100 and read aloud as "zero one hundred."
What if 1:00 AM has already passed today?
The countdown switches to 1:00 AM tomorrow on its own and says so under the timer, so you never see a negative number.
How many minutes after midnight is 1:00 AM?
1:00 AM is 60 minutes after midnight, so 4.2% of the day is already behind you by then.
Does the 1:00 AM countdown use my time zone?
Yes. It runs on your device's clock and time zone, so it reaches zero exactly when your own clock shows 1:00 AM.