You can't tell if in the night every day you will go to bed. Not everyone could tell if you will go to sleep until it is dark outside. Midnight is only 12 o' Clock at Night which was only 60 seconds a minute.
At midnight.
midnight
The statutory holiday of Canada Day is July 1st, in its entirety (i.e.: Midnight to Midnight).
midnight
When it has been half of a day, it is 12 hours from the start of that day. If you start counting from midnight (12:00 AM), half a day would be at 12:00 PM (noon). If you start from noon, half a day later would be at 12:00 AM (midnight) the following day.
12:00 pm (or noon) is midday, while 12:00 am (or midnight) is the start of the new day.
Midnight on the 31st December
Midnight is the first minute of the day. 11:59 is PM and 12:00 o'clock midnight is AM. Also, after 11:59 AM (during the day) 12:00 turns into PM.
12:04 AM is considered to be midnight because it is the start of a new day. It falls between 12:00 AM (midnight) and 12:59 AM.
0:00....aka....midnight exact
a couple of months
Midnight on the 22nd of May would typically refer to the moment that comes right after 11:59 PM on the 22nd, essentially the start of the new day. So, it would be the midnight following the day of the 22nd.