http://www.google.com/search?q=%22occup ... S:officialI'm trying to find an example of "during the winter months" in a travel guide or similar publication.
246 hits for "occupancy during the winter months" mainly dealing with hotels.
"Closed during the winter months" brings in 13,000 hits, though most are to do with roads rather than tourist facilities.
http://www.google.com/search?hl=en&safe ... %7Clang_es
"During the winter months" + tourists has plenty of related stuff.