Here they are...
January : Beyond good and Evil, Nietzsche
February: Wise Blood, O'Connor
March: Slaughter House 5, Vonnegut
April: On the Road, Kerouac
May: The Confession, Grisham
June: Crying of Lot 49, Pynchon
July: Bleak House, Dickens
August: Housekeeping, Robinson
September: The Human Stain, Roth
October: The Known World, Jones
November: Everything is Illuminated, Foer
December: The Corrections, Franzen
If you have any suggestions, I am very flexible on this list. So by all means, enlighten me.