We go every year in November and have never needed a "sweater" even in the AC areas. I take a little dressy open weave shawl that I can wrap around my shoulders if I'm chilly. Unless you're easily chilled, it's pretty comfortable even in the evening near the water.
Chris & Sharon's "Irie-licious 25th Anniversary Celebration" at CSA 11/24 - 12/1, 2012
Celebrating our 25th wedding anniversary this year at our 6th visit to CSA (7th to Couples) - our Jamaican 'home'!
We are at CSS now, and maybe it's because of the remnants or tropical storm Tomas, but I find it very cool in the evenings. I'm not too hot with jeans and a roots hoody, but that's just me. Everyone else seems fine. I guess if you get cold easily.........