Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_42603 ( "Week" real, "Date" text, "Result" text, "Record" text, "Opponent" text, "Points For" real, "Points Against" real, "First Downs" real, "Attendance" real )

### Question ###
What is the average First Downs for december 4?

### Accurate SQL ###

SELECT AVG("First Downs") FROM table_42603 WHERE "Date" = 'december 4'