13:00 on a 24-hour clock is is 1:00 PM on a 12-hour clock. This system is used throughout the world (not just the military) and leverages a 24-hour time clock rather than the 12-hour AM/PM system known to most English speaking countries. Below are ways to convert 13:00 through a time chart, automated converter, and how to convert the 24 hour clock into a 12-hour AM/PM system by hand.
|24-hour format||12-hour format|
24-hour time is used in aviation, military, meteorology, logistics, and other fields. The 12-hour clock is only used in 18 countries globally, including the United States and Canada.
|24 Hour Clock||12 Hour Clock (AM/PM)||Military Time|
In American culture, 1:00 pm is usually the end of an office work hour and now more commonly when the next meeting begins. Lunch is commonly part of mid-day working hours and 1:00pm starts the rest of the afternoon The “One o’Clock Gun'' is the ceremonial firing of the Edinburgh Gun from where the castle sits. This began as an idea to sync maritime clocks by the shot. They’ve been firing since 1861, but is now a ceremonious event fired from Mills Mount Battery
Also at 1:00 pm drop the time ball on the top of Nelson Monument on Calton Hill. Originally, it was to help sailors set their chronometers, but because it couldn’t be seen in fog, the One o’Clock Gun became an additional audio way of doing so.
1:00 or 1:05 is the start time for most major sports on Sunday like MLB and the NFL.
It is easy to convert from 24-hour time to 12-hour time once you know a few tricks. The primary difference between the two is that the hours in a 24 hour clock go all the way up to 23 (from 0 to 23). In a 12-hour clock, the hour resets to 1 after noon (midday). Follow the steps below to convert 13:00 to 12-hour time.
24-hour time and military time are very similar! See our page on military time for more information.