1. December is the twelfth and final month of the year in the Gregorian calendar. It has 31 days and is known as the winter month in the Northern Hemisphere and the summer month in the Southern Hemisphere.

2. The word "December" comes from the Latin word "decem", which means ten. This is because December was originally the tenth month of the Roman calendar before January and February were added.

3. In many cultures, December is associated with holidays and celebrations. One of the biggest holidays is Christmas, which is celebrated on the 25th of December in many countries around the world. Hanukkah, Kwanzaa, and Boxing Day are also celebrated in December.

4. December is also known as the month of giving and generosity. Many people donate to charities and volunteer their time during this month to help those in need.

5. Another important event that takes place in December is the Winter Solstice, which is the shortest day of the year in terms of daylight hours. It usually occurs around December 21st or 22nd.

6. Overall, December marks the end of the year and a time for reflection on the past 12 months. It's a time for celebrating, giving, and spending time with loved ones.