It's about that time of year when people start wondering things like "hey, why isn't DECEMber the tenth month of the year?"
So it's time for my little lecture on Romans, calendars, and our friend Gaius Julius Caesar.
I'll be posting it as a tootchain replying to this one, but if you're impatient, here's the whole thing: https://gist.github.com/joyeusenoelle/3754e00a37fe81aa43aad3eb9543f3ce
So: “Why isn’t the new year on winter solstice?”
The answer, honestly, is that the Romans had no fucking idea how to run a calendar.