I noticed a bunch of visitable regular music sessions and clubs on the English Riviera too recently. Flaxey Green even has two handy maps.

http://www.flaxey-green.co.uk/Pages/Folk_song_and_dance_clubs_map.html

http://www.flaxey-green.co.uk/Pages/Sessions_map.html

And Sidmouth is just around the corner.

(Sorry for the spam but I'm done now.)