24 Hour Time
What is 24-Hour Time? 24-hour time is a way of telling time that runs from midnight to midnight, divided into 24 hours. It starts at 00:00 and ends at 23:59. How Does It Work? In 24-hour time, the day starts at 00:00, which is midnight. From there, the hours count up to 23:00, which is 11:00 PM. Here’s how it looks compared to the 12-hour clock: 24-Hour Time 12-Hour Time 00:00 12:00 AM (midnight) 01:00 1:00 AM 02:00 2:00 AM 03:00 3:00 AM 04:00 4:00 AM 05:00 5:00 AM 06:00 6:00 AM 07:00 7:00 AM 08:00 8:00 AM 09:00 9:00 AM 10:00 10:00 AM 11:00 11:00 AM 12:00 12:00 PM (noon) 13:00 1:00 PM 14:00 2:00 PM 15:00 3:00 PM 16:00 4:00 PM 17:00 5:00 PM 18:00 6:00 PM 19:00 7:00 PM 20:00 8:00 PM 21:00 9:00 PM 22:00 10:00 PM 23:00 11:00 PM Key Points to Remember Midnight is 00:00: The day starts at 00:00 (midnight)....