The chances are 364/365 AGAINST that Jesus was historically born December 25!
This horrifies some people when they discover it. Furthermore it wasn’t 0 AD – there wasn’t even a 0 AD. Zero is a relatively late concept, and the year before 1 AD is 1BC.
So where do we get December 25 from for Christmas?
Here is a theory based on “pagan” festivals.
Here is a theory based on possible Judaeo-Christian origins.