20th of November 2010 will be a Saturday.
20th November 1970 was a Friday.
November, 20th 2000 fell on a Monday.
November 20th, 1999 fell on a Saturday.
November 20th, 1976 was a Saturday.
November 20th, 1956 fell on a Tuesday.
March 20th 2010 is a Saturday.
A little over 50 weeks from the 1st of December 2009 to the 20th of November 2010.
20th September 2010 was a Monday.
November 20th, 1969 fell on a Thursday.
Friday
The calendar date is December 20th is the last day of Fall (Autumn) 2010 The weather date would be the end of November or the Beginning of December
XX-November-MMX or as XX-XI-MMX