What's your favourite month of the year and why.

December too.
I just find the energy of that month, because of Christmas and what leads up to it as very pleasant.

December. My birthday, her birthday, Christmas, New Year's Eve

December coz Christmas. April coz summer. May coz birthday.

October. The nights are drawing in, and Halloween, Bonfire Night, and Christmas are still coming.

April. Lenin's birthday

July! Independence day, etc.

June-july-August cause Duhhh

August.