In the south maybe, but if the temp gets anywhere near 30F then no. I do a fair bit of camping and I use a 0 degree down quilt from September through May where

In the south maybe, but if the temp gets anywhere near 30F then no. I do a fair bit of camping and I use a 0 degree down quilt from September through May where I live, rest of the year a 20 degree down quilt or bag.