"It may be on the wet and brisk side, but for meditative strolls in crisp air, long afternoons chatting or reading in warm cafes, and enjoying dramatic dusks in picturesque settings, Paris is incomparable.

Why to Love It: Tourist season is ebbing, and the city gets a quiet, contemplative feel to it. You'll likely have more space to wander ...

http://goparis.about.com/od/parisbymont1/a/Paris_October.htm

Also, there's this:

From 9 to 13 October 80th edition of the Harvest Festival of Montmartre

has found the perfect sponsor: Thomas Dutronc!

Nolwenn Leroy, Thomas Outronc ... a charming duo to celebrate the Harvest Festival of Montmartre placed this year under the sign of love!

Nolwenn Leroy, singer bold, creative and popular. Thomas Dutronc, meanwhile,. has made ​​himself a name in alongside the best gypsy jazz musicians in the heart of the Flea Market and 18th St. Ouen, with its jazzy-gypsy melodies.

80 years after Mistinguett and Fernandel, these two artists embody the talent, youth and glamor.