1 December

• Decembeard Month Starts
• Decembhair Month Starts
• No Gender December Starts

3 December

• International Day of Persons with Disabilities

5 December

• International Volunteer Day
• World Soil Day

10 December

• Human Rights Day
• Hanukkah Begins - Jewish Festival

11 December

• International Mountain Day

15 December

• Chocolate and Coffee Day for Religious Harmony

16 December

• Day of Reconciliation in South Africa

18 December

• International Migrants Day
• Hanukkah Ends - Jewish Festival

20 December

• International Human Solidarity Day

24 December

• Christmas Eve

25 December

• Christmas Day

26 December

• Boxing Day

31 December

• New Year's Eve

Note: This is to be used as a general guideline only. These dates may subject to change.

Reference: 
December Calendar Of Events 2020, Aussie Childcare Network